The RNA responsible for bringing the amino acids to the ribosomes for protein synthesis is tRNA.
In the field of science, Ribonucleic acid (RNA) can be described as a nucleic acid molecule that is single-stranded. RNA plays important functions such as helping is coding and decoding of the genome.
During the process of transcription, mRNA is formed from the DNA. These mRNA is referred to as transcripts that have a coding sequence for the formation of proteins. The mRNA carries a sequence for proteins in the form of codons. These codons have complementary amino acids which are brought to the ribosomes by the tRNA.
In the ribosomes, where the formation of protein has to occur, it is the transfer RNA (tRNA) that brings the amino acids to the ribosomes for protein synthesis.
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(Select all that apply.) Choose the parts of the body which incorporate cartilage.
adult skull
ears
nose
larynx
mouth
teeth
trachea
Answer:
Nose , trachea , Larynx ears ,
Explanation:
Hope that helps
ears,nose,larynx,trachea
blocking the transition from g1 to s would cause the mutant cells to look this way:
True,blocking the transition from G1 to S would cause the mutant cells to look this way.
for the duration of G1 segment, growth-dependent cyclin-based kinase (CDK) hobby promotes DNA replication and initiates G1-to-S section transition. CDK activation initiates a high-quality remarks loop that in addition increases CDK activity, and this commits the cell to department by means of inducing genome-huge transcriptional changes.
If cells don't skip the G1 checkpoint, they'll "loop out" of the cellular cycle and into a resting nation called G0, from which they'll finally re-enter G1 below an appropriate conditions.
The G1/S mobile cycle checkpoint controls the passage of eukaryotic cells from the first gap phase (G1) into the DNA synthesis segment (S). cellular cycle kinases, CDK4/6-cyclin D and CDK2-cyclin E, and the transcription complex that consists of Rb and E2F are pivotal in controlling this checkpoint.
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what can you conclude about the connection between a leaf's size and the amount of sunlight it absorbs?
(a). The smaller a leaf is, the more sunlight it absorbs.
(b). The larger a leaf is, the more sunlight it absorbs.
(c). The connection between the size of a leaf and the amount of sunlight it absorbs cannot be predicted.
(d). Large leaves and small leaves absorb about the same amount of sunlight.
Which best matches objects that a scientist would include on a list describing a forest ecosystem?
different types of animals and plants and the forest soil
O one animal species, the soil, water, and nutrients
o hall the living things in the forest ecosystem
O different types of soil, rocks, and water sources in the forest
Answer:
all the living things in the forest ecosystem
What is a likely reason why dark fur has not evolved in the population of mice that live on this lava flow?
There could be several reasons why dark fur has not evolved in the population of mice that live on a particular lava flow. One possible reason is that dark fur may not provide any adaptive advantage to these mice in their specific environment.
What is the significance of the dark fur mouse?In the case of dark fur in mice, there are several factors that could explain why it has not evolved. One possible explanation is that dark fur may be maladaptive in the environment of the lava flow. If the lava flow has a high ambient temperature, dark fur may absorb more heat and cause the mice to overheat, which could be detrimental to their survival. On the other hand, if the lava flow has low light conditions, dark fur may not provide any camouflage advantage and may make the mice more visible to predators.
Hence, one possible reason is that dark fur may not provide any adaptive advantage to these mice in their specific environment.
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You are learning about mimicry in entomology. Which microcope would be bet to look at the wing of two different butterflie to determine which i a Monarch Butterfly and which i a Viceroy Butterfly?
compound microcope
diection microcope
canning electron microcope
tranmiion electron microcope
A scanning electron microscope would be the best choice to look at the wings of two different butterflies and determine which one is a Monarch Butterfly and which one is a Viceroy Butterfly.
An electron microscope called a scanning electron microscope (SEM) scans a sample's surface with a concentrated stream of electrons to create pictures of the material. As the electrons contact with the sample's atoms, different signals emerge that provide details about the sample's surface topography and composition.
A raster scan pattern is used to scan the electron beam, and a picture is created by combining the detected signal's strength with the beam's position. Using a secondary electron detector, the most popular SEM mode detects secondary electrons released by atoms stimulated by the electron beam (Everhart–Thornley detector).
The specimen topography affects, among other things, the quantity of secondary electrons that may be detected and, consequently, the signal intensity.
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9. Which statement describes how DNA, RNA and proteins are related?
a RNA copies DNA and uses the information to make proteins .
b. Protein produces DNA, which then puts RNA together.
c. DNA is made up of RNA and protein
. d. DNA and RNA are two different types of proteins.
plz help!
The crow is an example of an organism that survives well in the presence of
humans. In many cities, large flocks of crows eat food remains thrown away
by humans.
Which of the following BEST describes crows?
A) high adaptability
B) low population size
C) low available habitat
D) high variation in their population
The northern white rhinoceros has only a few remaining individuals, all in captivity. Which of the following describes the largest threat to the survival of this species?
A.) low adaptability
B.) low population size
C.) high vatiation in the population
D.) high amount of available habitat
Which of the following is an example of a mass extinction?
A.) Humans killed millions of passenger pigeons for food and sport.
B.) All the dodo birds living on the island of Mauritius are now dead.
C.) Mastodons. a group of organisms similar to elephants, have no individuals alive today.
D.) All the dinosaurs, along with 50% of all species alive at the time died out when an asteroid struck Earth.
Answer:
1. high adaptability
2. low population size
3. All the dinosaurs, along with 50% of all species alive at the time died out when an asteroid struck Earth.
when testosterone levels are low, gonadotropin-releasing hormone (gnrh) is released by the hypothalamus, which in turn stimulates the pituitary gland to release fsh and lh. fsh and lh then stimulate the testes to produce testosterone. which of the following describes how homeostasis is achieved when testosterone levels begin to rise?
When testosterone levels begin to rise, the hypothalamus and pituitary gland sense this increase and decrease the release of gonadotropin-releasing hormone (GnRH), follicle-stimulating hormone (FSH), and luteinizing hormone (LH).
This negative feedback loop maintains homeostasis by reducing the stimulation of the testes to produce testosterone, thereby keeping testosterone levels within a normal range.
Essentially, the body adjusts its hormone levels to prevent testosterone levels from becoming too high or too low, ensuring proper bodily function.
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Why is it necessary for cells to replicate their DNA?
Answer:
Please read below:
Explanation:
Cell replication is an essential process for all living organisms. It is necessary for the production of new cells that are needed for growth and development, as well as for the repair or replacement of damaged or worn out cells.
DNA replication is the process of faithfully copying the genetic information contained in a cell’s DNA so that it can be passed on to the daughter cell when the cell divides.
DNA replication is critical for the continuation of life on Earth because it ensures the faithful transmission of genetic information from one generation to the next.
Without DNA replication, genetic information would become garbled and the species would eventually die out. DNA replication also helps to maintain genetic stability and prevents genetic mutations that could lead to diseases and other problems.
For DNA replication to occur, the DNA strands must be unwound and then copied.
During this process, the two strands of the DNA molecule separate, and then each strand acts as a template for the creation of a new complementary strand.
This produces two identical copies of the original DNA molecule, which are then passed on to the daughter cells when the cell divides.
Because DNA replication ensures the accurate transmission of genetic information, it is essential for the production of new cells, the maintenance of genetic stability, and the continuity of life on Earth.
Is the dispersal of pigment in all of the chromatophorrs uniform
No, the dispersal of pigment in all of the chromatophores is not uniform.
Chromatophores are specialized pigment-containing cells found in many animals, including fish, reptiles, and cephalopods. These cells can change color and pattern by dispersing or concentrating pigment within the cell. The dispersal of pigment in chromatophores is controlled by a complex system of nerves and hormones.
The degree of pigment dispersal can vary within a single chromatophore, as well as between different chromatophores in the same animal. This variability allows for a wide range of color and pattern changes, such as camouflage, warning displays, and communication signals.
Additionally, different types of chromatophores contain different pigments and respond to different stimuli, such as light, temperature, and physical pressure. This further contributes to the non-uniformity of pigment dispersal in chromatophores.
In summary, the dispersal of pigment in chromatophores is not uniform and can vary within and between cells, allowing for a diverse range of color and pattern changes in animals.
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What is the process of determining yardage by comparing the relationship between a distant animal and your fingers or a part of your bow?.
Subtending is determining yardage by comparing the relationship between a distant animal and your fingers or a part of your bow.
What is the best distance for shooting an animal with a bow?Any bow can be hazardous at any range, so care should be used when using one. Shots are often confined to 40 yards or fewer, and at this distance, an arrow can pass through an animal and penetrate another object. Most shots are fired from 15 yards out to assure precision.
What do we mean by subtended?A right angle subtends the opposite of a hypotenuse and runs from one side to the other. the angle subtended at the eye by an object of given width and a fixed distance away in order to fix the angular extent with respect to a fixed point or object considered as the vertex of a central angle subtended by an arc.
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If a hypothesis is supported by several experiments, it may become a(n)_____. A) law B) theory C) fact D) educated guess
● Hypothesis: Revise 1
To help your investigation, here is some more data about the farm.
How should I include my data?? Will give points and I picked natural selection
To write an inclusive hypothesis from investigation, it should be structured with Mechanism of Evolution, Hypothesis and Data.
How to hypothesize?Mechanism of Evolution
The mechanism of evolution that I think caused the increase in FQ resistance is natural selection. Natural selection is the process by which organisms that are better adapted to their environment are more likely to survive and reproduce. In this case, the bacteria that are resistant to FQ are more likely to survive and reproduce because they are not killed by the drug. This means that the population of bacteria will become more resistant to FQ over time.
Hypothesis
My hypothesis is that the increase in FQ resistance in the bacteria on the farm is due to natural selection. I believe that this is because the bacteria that are resistant to FQ are more likely to survive and reproduce, which means that the population of bacteria will become more resistant to FQ over time.
Data
The new data supports my hypothesis because it shows that the number of bacteria that are resistant to FQ has increased. The data also shows that the bacteria that are resistant to FQ are more likely to be found in the environment where the FQ is being used. This suggests that the bacteria are evolving to become resistant to the FQ.
How to Include the Data
You can include the data in your hypothesis by stating that the increase in FQ resistance is due to the fact that the bacteria that are resistant to FQ are more likely to survive and reproduce. You can also include the data by showing a graph of the number of bacteria that are resistant to FQ over time.
This is an example of how to include the data in the hypothesis:
I hypothesize that the increase in FQ resistance in the bacteria on the farm is due to natural selection. This is because the bacteria that are resistant to FQ are more likely to survive and reproduce, which means that the population of bacteria will become more resistant to FQ over time. The data supports this hypothesis because it shows that the number of bacteria that are resistant to FQ has increased. The data also shows that the bacteria that are resistant to FQ are more likely to be found in the environment where the FQ is being used. This suggests that the bacteria are evolving to become resistant to the FQ.
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PLS HELP PLS PLS PLS PLS PLS PLSSSS You accidentally hit your right thumb with a hammer while working in your garage. Almost immediately, you move your right hand and your left hand away from each other. Describe the pathway of events that took place in this reflex reaction.
Answer:
Explanation:
A reflex arc defines the pathway by which a reflex travels—from the stimulus to sensory neuron to motor neuron to reflex muscle movement.
what is the name of the process that appears in the diagram below?
Select the correct answer.
Jeff is a forensic technician. He is analyzing a hair found at a crime scene. It is blond, but he is not certain if that is the hair's natural color. V
the hair will tell him its natural color?
OA.
cuticle
B. medulla
O C.
cortex
OD. follicle
Answer:
D .follicle
Explanation:
because those are the structure of the hairs
Answer: Follicle
Explanation:
I took the test (clever)
What are examples of environmental influences?
The examples of environmental influences
chemical pollutionair pollutionclimate changedisease-causing microbeslack of access to health carepoor infrastructureand poor water quality.There is speculation that environmental factors can affect behavior both directly and indirectly. The indirect causal mechanism illustrates how cognitions that are specific to a behavior play a mediating role in the influence of the environment on behavior. A direct influence shows how the environment automatically and unconsciously affects behavior.
Certain behavioral and personal characteristics are hypothesized to modify the causal pathway (i.e., inducing either the automatic or the cognitively mediated environment – behavior relation). The EnRG framework also uses an energy balance approach, which encourages an integrated investigation of factors influencing nutrition and exercise.
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what feature listed not part of the groundwater system?
A-confined water
B-underwater spring
C-lake
Answer: Lake
Explanation:
hardened skin along proximal edge of nail is called
The hardened skin along the proximal edge of the nail is called the "cuticle" or "eponychium."
The eponychium is a small band of skin that covers the base of the nail and helps to protect the nail matrix, which is the area where new nail cells are produced. The eponychium also helps to guide the nail plate as it grows and helps to prevent debris and bacteria from getting underneath the nail plate.
Sometimes, the eponychium can become inflamed and swollen, resulting in a condition known as paronychia. Paronychia can be caused by a bacterial or fungal infection, trauma to the nail, or other skin conditions such as eczema or psoriasis. In severe cases, paronychia can lead to abscess formation and require medical treatment. Regular hand washing, proper nail care, and avoiding biting or picking at the nails can help prevent paronychia.
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country music star going through gender reassignment.
a. true
b. false
It is false that a country music star goes through gender reassignment because its' totally there wish to reassign their gender or not.
The term "gender reassignment" applies to a transgender person and is a legal concept. Any person who has suggested, begun, or finished a procedure to switch their sex is included. SRS is not morally or scientifically suitable since it contravenes fundamental moral and legal norms.
Preferably, compositions are given a music star emblem based on how well they performed. The popularity of the song and whether it is an often famous song on a record are the main factors here. The tracks on a record that are performed the most frequently are typically given stars.
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select 2 chart deficiencies that you found in the ehrgo chart and explain how they can affect patient care.
The two chart deficiencies found in the ehrgo chart and how they can affect patient care are: Poor communication and Lack of legibility.
Poor communication : Poor communication is a chart deficiency that can affect patient care. Inaccurate communication can lead to misunderstandings, mistakes, and ultimately adverse events. Because of inadequate communication, a health care provider may not have the right information, or may misunderstand or forget information.
Lack of legibility: Lack of legibility is another chart deficiency that can negatively impact patient care. Poor penmanship can cause misunderstandings and mistakes that might lead to harm to the patient. Misinterpretation of orders or instructions might happen because of the illegibility of the health care provider's handwriting. Patient safety and care are jeopardized when this happens.
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(ii) Describe the stages used in the laboratory to clone and produce Tegon from the genetically
engineered cell.
Answer:
Explanation:
A small piece of circular DNA called a plasmid is extracted from the bacteria or yeast cell.A small section is then cut out of the circular plasmid by restriction enzymes, ‘molecular scissors’.The gene for human insulin is inserted into the gap in the plasmid. This plasmid is now genetically modified.The genetically modified plasmid is introduced into a new bacteria or yeast cell.This cell then divides rapidly and starts making insulin.To create large amounts of the cells, the genetically modified bacteria or yeast are grown in large fermentation vessels that contain all the nutrients they need. The more the cells divide, the more insulin is produced.When fermentation is complete, the mixture is filtered to release the insulin.The insulin is then purified and packaged into bottles and insulin pens for distribution to patients with diabetes.The DNA of an animal's somatic cell is transferred into an egg cell that has had its nucleus and DNA removed in order to create a clone. With the same genes as the cell donor, the egg develops into an embryo. The embryo is then placed inside the uterus of an adult female to develop.
What is DNA ?A polymer made of two polynucleotide chains that coil around one another to form a double helix is called deoxyribonucleic acid. All known organisms and many viruses have genetic information in the polymer that is necessary for their development, operation, growth, and reproduction. Nucleic acids include DNA and ribonucleic acid.
The process of genetic engineering consists of three main phases. These include (1) isolating DNA fragments from a donor organism, (2) integrating an isolated donor DNA fragment into the genome of the vector, and (3) allowing the recombinant vector to develop in the proper host.
Selection, mutagenesis, conjugation, and protoplasm fusion are examples of conventional genetic modification techniques that have been used, particularly for microbial starter cultures. The latter is comparable to somatic hybridization in plant systems.
Thus, The DNA of an animal's somatic cell is transferred into an egg cell that has had its nucleus and DNA removed in order to create a clone.
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If you cannot see light coming through your scope, in addition to the light source,
what else should you check?
Answer:
If the scope is working
Which of the following steps are effective ways to reduce symptoms associated with menopause?
a) Using a form of HT with limited systematic effects
b) Limiting use of HT until age 60 or later
c) Minimizing the doses of medication, if any, that is used
d) Getting regular exercise
The following steps are effective ways to reduce symptoms associated with menopause:
a) Using a form of Hormone Therapy (HT) with limited systematic effects: Hormone therapy, which involves the use of estrogen and sometimes progestin, can effectively alleviate menopausal symptoms like hot flashes, night sweats, and vaginal dryness. Choosing a form of hormone therapy with limited systematic effects, such as low-dose estrogen or localized estrogen (e.g., vaginal creams or rings), can help minimize potential risks while still providing symptom relief.
d) Getting regular exercise: Regular exercise has been shown to be beneficial for managing menopausal symptoms. It can help reduce hot flashes, improve mood, promote better sleep, maintain bone health, and manage weight. Engaging in aerobic exercises, strength training, and flexibility exercises can all contribute to overall well-being during menopause.
However, it's important to note that steps b) and c) are not necessarily effective ways to reduce menopausal symptoms:
b) Limiting use of HT until age 60 or later: Hormone therapy is typically most effective for managing menopausal symptoms when initiated around the time of menopause. However, the decision to use hormone therapy and the duration of use should be individualized based on factors such as the severity of symptoms, overall health, personal preferences, and potential risks and benefits. Age 60 or later is not a universal cut-off for initiating hormone therapy.
c) Minimizing the doses of medication, if any, that is used: The doses of medication, including hormone therapy, should be determined based on individual needs and guided by healthcare professionals. The goal is to find the appropriate dose that effectively manages menopausal symptoms while minimizing potential risks. It is not about minimizing the dose without considering symptom relief.
As menopausal symptoms and their management can vary from person to person, it's essential for individuals to consult with healthcare professionals who can provide personalized recommendations and guidance based on their specific circumstances.
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Train a pull into the sation every 6 hours . The train B pulls into the sation every 3 hours . They both pulled thr sation at 3pm. When is the next time they with both pull into the sation at the same time?
Answer:
9 pm
Explanation:
A pulls into the station every 6 hours while B pulls into the station every 3 hours. Hence, for every time A pulls up, B must have pulled up twice.
They both pulled into the station at 3 pm. At 6 pm (3 pm + 3 hours), B would pull into the station while A would still be on the road. At 9 pm (3 pm + 6 hours), B will pull in once more while A will just be pulling up the first time since 3 pm.
Hence, the next time both trains will pull into the station at the same time would be 9 pm.
2. Which type(s) of cells have genetic material that is contained in a nucleus?
A. bacteria
B. only animal cells
c. protists
D. both plant and animal cells
Which type(s) of cells have genetic material that is contained in a nucleus?
D. Both plants and animal cellsEukaryotic cells are those cells that retain their genetic material inside the nucleus. They have well defined nucleus. Plants and animals cells are eukaryotic cells...~
at what age does an infant typically first exhibit separation anxiety?
Separation anxiety is a developmental stage experienced by many infants and young children. Separation anxiety can begin around six months and usually peaks around 18 months, and then declines with age. Separation anxiety in infants is when the baby is distressed when separated from his/her primary caregiver.
The baby might scream, cry, or cling to the parent when they try to leave the room. It can begin around six months of age and typically peaks around 18 months, and then declines with age. Separation anxiety is a typical part of infant development and is generally considered a normal stage of development. Infants at this age may feel fear and panic when separated from their primary caregivers.
They may cry, become fussy, or refuse to eat or sleep. Separation anxiety is a normal part of development, and it typically fades away with age. Separation anxiety is a normal part of development, and it usually starts around six months of age and peaks at 18 months. It's perfectly typical and is a signal that the child is developing healthy bonds with their primary caregivers.
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imagine a human-like species where red hair is recessive, and black hair is dominant. if two parents are red-haired, what is the chance their child will have black hair?
Your DNA, or genetic material, is divided up into discrete units called genes. Your hair colour and other characteristics that make you who you are are determined by your genes. Alleles are various variants of a gene.
So, let's assume that a single gene determines a person's hair colour. This gene's several alleles include "blonde hair," "red hair," and "brown hair." Brown hair results from having the gene's brown allele. You have blonde hair if you carry the blond allele. Additionally, if you carry the red gene, your hair is red.
However, it's not so easy because each gene has more than one allele. Actually, you have two: one from each parent, your mother and father. Red or blonde hair's DNA is not as robust as brown hairs. Your two alleles must both be blonde in order to have blonde hair. Red hair is the same way. These qualities are recessive. Red and blonde hair have DNA that is almost equal in strength. Those with two types of DNA frequently have strawberry blonde hair.
The genotype of the parents must be Hh. Since they had a kid with a recessive trait with 2 parents who have the dominant trait, they both must carry the recessive trait. The probability was 1/4 or 25%. They possible genotypes are HH,Hh,hH,hh.
Therefore, these are all controlled by the genes of the parents.
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Which of these structures are found in both plant and animal cells?
Answer: B, mitochondria, ribosomes, vaucuoles