The structures that are shown in (i) and (ii) are monomers while (iii) is a polymer.
What is a polymer?
A polymer is a big molecule made up of monomers, which are repeating units. These monomers come together to form a lengthy chain or network structure by chemical bonding. Polymerization is the process of joining monomers to form polymers.
Plastics, textiles, rubber, and even biological macromolecules like DNA and proteins are all examples of polymers in various forms. They are crucial in many facets of daily life and have several uses in the packaging, automotive, construction, textile, and medical industries, among others.
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nuclear dna is not the only way to construct a tree, what other source of dna can be used?
While nuclear DNA is the most commonly used source of DNA for constructing a tree, there are other sources that can be used as well. Mitochondrial DNA (mtDNA) is one alternative source that has been widely used in phylogenetic studies.
Mitochondria are organelles found in eukaryotic cells that are responsible for producing energy through oxidative phosphorylation.
They have their own DNA, separate from the nuclear DNA, and this mtDNA is maternally inherited.
Because mtDNA is smaller and more numerous than nuclear DNA, it can be easier to sequence and analyze.
Additionally, because mtDNA mutates at a faster rate than nuclear DNA, it can provide a more detailed picture of evolutionary relationships over shorter time scales.
Summary: In addition to nuclear DNA, mitochondrial DNA is another source of DNA that can be used for constructing a tree. Mitochondrial DNA is maternally inherited, smaller and more numerous than nuclear DNA, and mutates at a faster rate, making it a useful tool for studying evolutionary relationships over shorter time scales.
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Oil, natural gas and coal are examples of …
Answer: Fossil fuels
Explanation:
Answer:
fossil fuels
Explanation:
Dna can be cut into specific nucleotide sequences by:.
Answer:
Restriction enzymes
Restriction enzymes, also called restriction endonucleases, recognized a specific sequence of nucleotides in double stranded DNA and cut the DNA at specific location.
strong core muscles can lead to increased performance levels in all of your activities.
T/F
The statement "strong core muscles can lead to increased performance levels in all of your activities" is true. When your core muscles are strong, they can help you maintain good posture and balance, which can lead to improved performance in sports and other physical activities.
The core muscles are a group of muscles that make up the center of the body, including the abdominal, back, and pelvic muscles. These muscles provide stability and support for the entire body during movement and are essential for proper posture, balance, and coordination. Strong core muscles also help to prevent injuries, particularly to the lower back, by providing support and reducing the risk of strain or sprain. There are many exercises that can help to strengthen your core muscles, including planks, crunches, and back extensions.
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identify one energy-rich molecule that is produced by photosynthesis
An important energy rich molecule that plants synthetize through photosynthesis is . Glucose is a sugar that could be oxidize, its energy will be useful to produce ATP, more high energy rich molecules.
which statements are true concerning the location and structure of the trachea and major bronchi? select all that apply.
The correct option C. The trachea divides or bifurcates anteriorly at the sternal angle.
The trachea runs from the neck to the lungs and is divided into two major bronchi. The two major bronchi are found inside the lungs and are structurally identical to the trachea. The left bronchus is somewhat bigger than the right. As a result, foreign things inhaled into the lungs frequently end up in the right bronchus.
Both of these structures include tiny mucous glands. They, like the rest of the respiratory system, are lined with cilia. However, the chief differentiating feature is the presence of C-shaped rings of cartilage in the trachea which are irregularly shaped in the bronchi.
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Which statements are true concerning the location and structure of the trachea and major bronchi? Select all that apply.
A. The right main bronchus is longer than the left bronchus.
B. Both bronchi are equal in width.
C. The trachea divides or bifurcates anteriorly at the sternal angle.
D. The major bronchi originate posteriorly at the spinous process of T4.
E. The left main bronchus is the more vertical of the two
This type of data is descriptive and does not involve numbers.
Answer:
qualitative
Explanation:
2. Let's think back to hibernation and torpor. In order to prepare for hibernation, mammals need to
consume lots of food, digest it, and store it. Describe how different organelles could play a role in
these processes.
Mitochondria for energy production, lysosomes for digestion, and the endoplasmic reticulum and Golgi apparatus for storage and processing of nutrients.
What is hibernation?Hibernation is a state of inactivity and metabolic depression in endothermic animals, characterized by low body temperature, slow breathing, and heart rate. During hibernation, animals reduce their metabolic rate and conserve energy to survive harsh conditions.
Several organelles within cells can play important roles in the processes of consuming, digesting, and storing food in preparation for hibernation. For instance, mitochondria help to break down food molecules through cellular respiration, releasing energy for the cell to use. Lysosomes contain enzymes that can break down macromolecules such as proteins and lipids into smaller components that can be utilized for energy or stored in other organelles such as vacuoles. The endoplasmic reticulum and Golgi apparatus can also help to modify and transport proteins and lipids for use in energy production or storage. Finally, lipid droplets within cells can store excess nutrients and provide energy reserves for hibernation.
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_____ is a complex animal carbohydrate, which is made up of chains of glucose molecules that stores energy for short-term use.
Glycogen is a complex animal carbohydrate that stores energy for short-term use. It is composed of chains of glucose molecules and serves as the primary storage form of glucose in animals, including humans.
Glycogen is predominantly found in liver and muscle cells. In the liver, glycogen serves as a readily available source of glucose that can be released into the bloodstream to maintain stable blood sugar levels. In muscles, glycogen provides a localized energy reserve that can be quickly accessed during physical activity.
The branching structure of glycogen allows for rapid storage and release of glucose molecules. When energy is needed, the enzyme glycogen phosphorylase breaks down glycogen into glucose-1-phosphate, which can be further converted to glucose-6-phosphate and used for energy production through processes like glycolysis.
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WORTH 43 BRAINLY POINTS!!!
Describe how a species is commonly defined. Explain why the common definition for species may be problematic for some organisms, such as bacteria.
Answer:
Species are commonly defined as problematic organisms like bacteria because they do not reproduce sexually. They are defined based on genetic similarity.
hope this helps!!:)
Explanation:
Species are frequently referred to be undesirable organisms because they do not undergo sexual reproduction. On the basis of genetic similarity, they are classified.
What are species ?A group of creatures that can naturally reproduce with one another and generate viable progeny is sometimes referred to as a species. However, classifying a species can be challenging and even contentious.
A lion and a tiger are two examples of organisms that can reproduce but do not generate fruitful offspring since they are not of the same species. They are not of the same species as a result. A group of organisms that can reproduce and create sterile offspring is referred to be a species.
A species is a group of living things that are all essentially similar to one another and may, in theory, reproduce with one another. Although it seems simple enough, defining the term "species" can be incredibly challenging.
Thus, Species are frequently referred to be undesirable organisms because they do not undergo sexual reproduction.
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¿Cuáles son los usos beneficiosos del fármaco que utiliza la comunidad médic?
. What is the mechanism(s) that the drug uses?
Answer:
In pharmacology, the term mechanism of action (MOA) refers to the specific biochemical interaction through which a drug substance produces its pharmacological effect. A mechanism of action usually includes mention of the specific molecular targets to which the drug binds, such as an enzyme or receptor.
birth order, finis in exercises 16 and 22 we looked at the birth orders and college choices of some intro stats students. for these students: a) are enrolling in agriculture and human ecology disjoint? explain. b) are enrolling in agriculture and human ecology independent? explain. c) are being firstborn and enrolling in human ecology disjoint? explain. d) are being firstborn and enrolling in human ecology independent? explain.
For the birth orders and college choices of some intro stats student are:
a) enrolling in agriculture and human ecology are disjoint since the events share no outcomes. Students can only attend one college.
b) enrolling in agriculture and human ecology are not independent because knowing that one event is true changes the probability of the other.
c) being firstborn and enrolling in human ecology are not disjoint seeing as they share outcomes.
d) being firstborn and enrolling in human ecology are not independent because knowing that one event is true changes the probability of the other.
What is Birth order?Birth order refers to the order in which a child is born in their family; for example, first-born and second-born. Birth order is frequently thought to have a profound and long-lasting impact on psychological development. This claim has been debunked numerous times.
For enrolling in agriculture and human ecology, it is disjoint because the events have no common outcomes. Students can enroll in only one college. They are rather dependent since knowing that one event is true drastically changes the probability of the other, a student's chances of enrolling in Agriculture college are nearly 42%..
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Which statement best describes the relationship between a hypothesis and a
scientific theory?
A. A scientific theory is used to test a hypothesis.
B. A scientific theory can be proven or disproven by a hypothesis.
C. Multiple supported hypotheses are used to form a scientific
theory.
D. Scientific theories are based on facts, while hypotheses are based
on predictions.
A scientific theory is used to test a hypothesis. The correct option is A.
What is a scientific theory?A scientific theory is an explanation of an aspect of the natural world and universe that has been repeatedly tested and corroborated using accepted protocols of observation, measurement, and result evaluation.
A scientific theory differs in that it is a broad general explanation that usually includes multiple hypotheses or observations.
A scientific model is used to test a scientific hypothesis or to represent a scientific theory.
Thus, it can be concluded that a hypothesis can be tested by scientific theory, means the correct option is A.
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Answer:
Its c, Multiple supported hypotheses are used to form a scientific
theory.
Explanation:
I got it right
a single microbial species can often have different strains or sterotypes. they differ slightly in their genetic content, mainly in genes that convey (severity of) virulence. True/False
True. A single microbial species can have different strains or genotypes that vary in their genetic content, including genes that encode virulence factors.
These genetic differences can result in variations in the severity of disease caused by different strains of the same species. For example, certain strains of Escherichia coli can cause mild gastroenteritis, while others can cause severe diarrheal disease or even life-threatening complications such as hemolytic uremic syndrome.
Similarly, different strains of Streptococcus pneumoniae can vary in their ability to cause invasive infections such as pneumonia, meningitis, or sepsis. Understanding the genetic diversity and virulence potential of microbial species and strains is important for developing effective diagnostic and treatment strategies.
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Name 2 ways that humans can use the products of yeast respiration
Answer:
1. for preparation of food
2. for medicine
The process of glycolysis produces (which one)
-Carbon Dioxide
-sugar
-2 ATP
-water
Answer:
C- 2 ATP
Explanation:
Glycolysis produces 2 ATP
Protein that comprises part of the thin filament with actin.
Answer:
Caldesmon is a basic protein associated with actin filaments.
Explanation:
Hope this helps you!!!
after muscular exercise , which blood vessel carries the highest concentration of carbon dioxide ?
Answer:
The Pulmonary artery
Explanation:
because it carries blood that has oxygen that has been used by body cells which give out CO2, the blood then gets to heart by Vena Cava and then it is carried to by pulmonary artery to lungs and then co2 is expelled out of lungs and O2 is taken in.
Explain what "extinction" means
Exitinciton means dead, something that live in the past.
A new animal arrived in an ecosystem. Make a prediction on what will happen to the dominate and non- dominate plants if this new animal were to solely eat the dominate plant?
Answer:
is this a typing response or select the correct answer type question
Explanation:
The top of the saturated zone is known as A. the aquifer B. the water table C. the unsaturated zone D. spring rock
Answer:
B. the water table
Explanation:
The question above is related to the topic on "Groundwater."
Groundwater is considered "fresh." It falls into the soil and gets soaked in it. It can stay stored for many years. It is very beneficial because it serves as a source of water for many residential places.
The storage of groundwater relies on two zones: unsaturated zone and saturated zone. The unsaturated zone is the first layer under the surface area of the land. It is followed by the "water table," which lies a little farther from the land surface. After which is the saturated zone where you can find particles of different rocks.
The top of the saturated zone is known as the water table. Therefore, option (B) is correct.
The water table divides the saturated zone, where water fills the crevices between soil or rock particles, from the unsaturated zone, which is air-filled. Precipitation, groundwater exploitation, and seasonality affect the water table. It controls groundwater supply and flow.
Spring or surface water bodies can form where the water table meets the land. Managing water supplies, analysing groundwater flow patterns, and assessing groundwater contamination require water table monitoring.
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identify an independent variable in the experiment graphed in figure 1. based on the data in figure 1, identify a control that shows that sepin-1 rather than something else in the culture medium is inhibiting that growth of the cancer cells
Answer:
Explanation:
This question is incomplete because of the absence of the graph. However, the independent variable of an experiment is the variable that is not affected by any other variable during the course of the experiment but is however intentionally or unintentionally predetermined by the researcher conducting the experiment. For example, in an experiment to determine the effect of age on blood pressure; age is the independent variable because the age class/groups of the individuals to be used can be determined by the researcher also the age cannot be affected by the pressure (the age of a person cannot change because of an increase/decrease in blood pressure).
Also, the control of an experiment is the variable/data in which other data in the same experiment are compared to. For example, in an experiment to determine the effect of a substance (such as sepin-1) on the growth of cancer cells (using a culture medium), the control can be the culture medium that was not given any substance or the culture medium that was given a pure substance of no effect like water. This means, in this control culture medium, the cancer cells will continue to grow normally while that growth will be compared with what is seen in the culture medium treated with sepin-1.
channel x transmits only the smallest substances dissolved in the extracellular fluid through the axon membrane. which substance does channel x transmit?
The substance transmitted by channel X is ions.
Channel X can be described as an ion channel that transmits only the smallest substances dissolved in the extracellular fluid through the axon membrane. In this case, ions are the smallest substances that can be dissolved in extracellular fluid. An ion is an atom or a molecule with a positive or negative charge due to the loss or gain of one or more electrons.
Ion channels are proteins that span the cell membrane and enable the passage of ions across the membrane. They are crucial for maintaining cell homeostasis and transmitting signals across cells.
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An organelle that releases energy for metabolic activity in a nerve cell is the...?
Answer:
Mitochondria
Explanation:
Mitochondria is an organelle that creates energy in the form of ATP in all living cells.
What is the full form BT
Answer:
The Full form of BT is Bleeding Time. The BT test determines how quickly a man's blood clots to stop bleeding.
Explanation:
Brainliest plzz
Answer:
Full from of bt is given below
bt=British Telecom
Many experts say that the public relations industry in the united states can be traced back to the: _________
Edward Bernays, often referred to as the "father of public relations," played a pivotal role in shaping and professionalizing the field.
In the 1920s, Bernays applied principles of psychology and social science to public relations, revolutionizing the way businesses and organizations communicated with the public. He emphasized the importance of understanding public opinion and utilizing techniques to influence and shape it.
One of Bernays' notable campaigns was the promotion of smoking among women in the 1920s. Through a strategic PR campaign, he linked smoking with ideas of liberation and women's empowerment, successfully breaking the social taboo against female smoking and expanding the market for tobacco companies.
Bernays also introduced concepts such as media relations, public opinion research, and the use of influencers or "opinion leaders" to sway public sentiment. His work laid the foundation for the modern public relations industry in the United States.
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a little summary how ultraviolet light could be the answer to the future outbreak
( Two paragraphs).
Ultraviolet light can be the answer to future outbreaks because it has the capability to kill the microorganisms present in air and thus can prevent the infectious diseases caused by them.
Ultraviolet light is the EM radiation with the wavelength range 10 nm to 400 nm. It is already being used in research labs for maintaining the microbe free environment. Researches are also being conducted to produce such ceiling lights that can be used normally in households so that the the air-borne microorganisms can be killed.
Microorganisms are the small living organisms not visible to the unaided eyes. They have the strong capability to produce their new variants by mutation and cause infectious diseases. The ultraviolet light can kill them even before they are able to transform themselves.
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trees are valuable to the family and the community for the products and amenites they give such as
Trees are valuable to the family and the community for the products and amenites they give such as improving air quality, mitigating stormwater, providing shade and enhancing aesthetic beauty, providing life home ground, and increasing property price.
Trees offer oxygen that we'd like to breathe. Trees scale back the number of storm water runoff, that scale backs erosion and pollution in our waterways and should reduce the consequences of flooding. several species of life depend upon trees for surroundings. Trees give food, protection, and houses for several birds and mammals.
The world's forests absorb a 3rd of worldwide emissions per annum. Particles, odors and waste product gases like N oxides, ammonia and sulphur dioxide choose the leaves of a tree. Trees absorb these toxicant chemicals through their stomata, or 'pores', effectively improving air quality.
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in the fungal life cycle, the heterokaryotic phase can remain dormant before spores are produced. this is a feature of the life cycle that most likely arose in response to which new challenge or opportunity of life on land? group of answer choices gravity variability in the availability of soil nutrients variability in the availability of water all of these answers are correct solar radiation
The heterokaryotic phase remaining dormant before spore production in the fungal life cycle most likely arose in response to the variability in the availability of water, which is a challenge of life on land.
This allows the fungus to conserve energy and resources until favorable environmental conditions for growth and reproduction occur. In the fungal life cycle, the heterokaryotic phase can remain dormant before spores are produced.
This feature of the life cycle most likely arose in response to the new challenge or opportunity of life on land, specifically the variability in the availability of water. This adaptation allows fungi to survive during periods of low water availability by remaining dormant until conditions improve, and then resuming growth and reproduction.
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***List 3 characteristics of all living things**
***
Answer:
Cellular organization.
Reproduction.
Metabolism.
Homeostasis.
Heredity.
Response to stimuli.
Growth and development.
Adaptation through evolution.
Explanation:
three living things are
dogs, people, cats