Answer:
The major functions of the bones are body support, facilitation of movement, protection of internal organs, storage of minerals and fat, and hematopoiesis.
Explanation:
Hope this helps u
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The skeletal system serves as a foundation for the body, protects important organs, facilitates movement, and produces blood cells. It is an essential system that contributes to our overall health and well-being.
The skeletal system has several important functions in the human body. Here are four jobs of the skeletal system:
1. Support: The skeletal system provides structural support for the body. It forms the framework that holds all the other organs and tissues together. Just like the frame of a building, the bones support the body and help it maintain its shape.
2. Protection: The skeletal system protects vital organs from injury. For example, the skull protects the brain, the ribcage protects the heart and lungs, and the vertebrae protect the spinal cord. These bones act as a shield to prevent damage to these delicate organs.
3. Movement: The skeletal system enables movement by providing attachment points for muscles. Muscles pull on the bones when they contract, allowing us to move our body parts. For instance, when we bend our elbow, the muscles in our arm pull on the bones to create the movement.
4. Blood Cell Production: Within the bones, there is a soft tissue called bone marrow. Bone marrow is responsible for producing new blood cells, including red blood cells, white blood cells, and platelets. These blood cells play vital roles in carrying oxygen, fighting infections, and clotting blood.
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An amino acid's unique characteristics is defined by the ________.
I need help asap please help me I will give brainlist
Answer:it will wither
Explanation:
any parasite will kill living organimes
B
4000
Exam Lesson Name: Plant and Animal Systems, and Behavior
Exam number: 700042RR
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Question 18 of 20:
Select the best answer for the question
18. The first known bird fossils date to which era of time?
A. Triassic
B. Jurassic
O C. Permian
D. Cambrian
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Which of the following substances is NOT able to simply diffuse across the 1 point
plasma membrane?*
Water
Oxygen
Carbon Dioxide
Sodium
Answer:
Sodium
Explanation:
because ions have a charge which prevents them from moving across the cell membrane through simple diffusion
Frequency of U2 allele in the population
we have 300+300+50+350=1000 individuals
400 have the u2 gene
that means 40% or a frequency of 0.4
The difference in solar energy received at different latitudes drives atmospheric circulation.
O True
O False
Answer: The difference in solar energy received at different latitudes drives atmospheric circulation. Places that get more solar energy have more heat. The air over the areas receiving less heat is cooler and so it sinks. The rising warm air and sinking cool air create wind which moves air and heat around the planet. so it would true if not true then false
Explanation:
Answer:
True
Explanation:
I studied this
PLS HELPPPP Sylvia is writing a cause and effect report on ocean currents. Which statement can she use correctly in her report? A. Global winds pull surface ocean water into the major ocean currents observed today. B. Global winds cause surface ocean currents to extend deeper beneath the surface of the water. C. Surface ocean currents form as a result of changes in Earth's climate over time. D. Surface ocean currents are only present along coastlines of continents.
Sylvia can use statement A correctly in her report: "Global winds pull surface ocean water into the major ocean currents observed today."
This statement accurately describes one of the primary causes of ocean currents - the force of global winds on the surface of the ocean, which creates areas of high and low pressure and drives the movement of water.
Statement B is incorrect because global winds do not cause surface ocean currents to extend deeper beneath the surface of the water; rather, ocean currents are typically driven by the wind and waves on the surface layer of the ocean.
Statement C is also incorrect because while changes in Earth's climate can have an impact on ocean currents over long periods of time, they are not the primary cause of surface ocean currents.
Statement D is incorrect because ocean currents can exist in all parts of the ocean, not just along coastlines.
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possible reasons for differences in enzyme activity
There can be several reasons for differences in enzyme activity, including temperature, pH, enzyme concentration, substrate concentration, and the presence of inhibitors or activators.
Enzymes are biological catalysts that accelerate chemical reactions in the body. The rate of enzyme activity can be affected by various factors, such as temperature and pH. Each enzyme has an optimal temperature and pH range at which it functions best. Deviations from this range can cause the enzyme to denature or lose its shape, leading to a decrease in activity.
Changes in enzyme concentration can also affect activity. An increase in enzyme concentration generally leads to an increase in activity, while a decrease in concentration leads to a decrease in activity. The rate of enzyme activity can also be affected by substrate concentration.
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the skin surface is a very favorable environment for colonization by most microorganisms. true or false
It is false that the skin surface is a very favorable environment for colonization by most microorganisms.
Colonizing bacteria have four requirements: they must stick to the mucosal surface, get nutrients for development, get over host defences, and spread to a new host. The stages of adherence are mucus association, weak host carbohydrate interactions, and strong host surface protein binding.
It is untrue that most germs find the skin surface to be a very conducive environment for colonisation.
Colonization, which is the first step of microbial infection by the establishment of the pathogen at the suitable portal of entrance, is referred to by the majority of authors as infection. A smaller number of authors continue to distinguish between colonisation and infection as two distinct processes.
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Many people are protesting oil pipelines all over the country because of
concerns with spills and leaks. Why is just shutting the pipelines down not
really an easy answer?
a,We use it for more than just electricity, like gas and plastics
b.We have no other energy source to replace it with
O It is easy, we would be fine with immediately stopping production
c.Which fossil fuel is considered the "cleanest" fossil fuel in terms of pollution
Answer: b.We have no other energy source to replace it with
O It is easy, we would be fine with immediately stopping production
hope this helps if is’s wrong don’t be mad
Assume you are looking for microorganisms in a tissue sample from a lung biopsy obtained from a patient sick with pneumonia. Microbes first become visible under the 40X high-dry lens, and can be seen in more detail under the 100X oil immersion lens. You determine that you are likely looking at bacterial cells.
Why is it unlikely that these are archaeal cells?
Why is not possible that these are viral particles?
Answer:
CRYSTAL SPRING COLLEGE will give you a great explanation located at Lekki - ibeju in eputu
Where does competition for reproduction mostly likely occur
Why are economic impacts important to consider when planning to address climate change? Wealthy people and businesses won't support changes if the changes are not beneficial to them in the short term Climate change is the most significant danger humans face in the next 100 years We only have limited resources and so should use them where they will do the most good Without substantial economic sacrifice the world will suffer significant, inextricable (cannot be undone) damage due to climate change
Answer:
The projections, if they play out, illustrate the potential magnitude of decisions such as the recent one by President Trump to walk away from the international Paris climate accord, in which more than 170 countries agreed to slash their carbon emissions in coming years. Meanwhile, hundreds of governors, mayors and other elected officials have vowed to continue the shift toward cleaner sources of energy.
Hsiang acknowledged that despite the researchers’ efforts to use sound statistical approaches and a wealth of databases, calculating the future costs of climate change is inherently uncertain. Communities are likely to adapt and become more resilient. Industries evolve and relocate.
Delavane Diaz, a senior technical leader at the Electric Power Research Institute, agreed that the study has limitations. For one, it fails to account for how humans will probably plan for and respond to the changing climate. Still, she said, the conclusions provide an important glimpse of the economic risks the United States could face as global warming worsens.
Explanation:
does photosynthesis use the sun
Answer: Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.
Explanation:
Answer:
Yep
Explanation:
The sun gives energy to the plant that lets the plant change CO2 (Carbon Dixoide) into a sugar called glucose.
Give an example of a situation where gene expression without regulation could potentially harm an organism.
An example of a situation where gene expression without regulation could potentially harm an organism is in the development of cancer.
Cancer is often caused by mutations in genes that control cell growth and division. These mutations can cause these genes to be expressed in an unregulated manner, leading to uncontrolled cell growth and the formation of tumors.
Without regulation of gene expression, the cell can continue to divide and grow out of control, eventually leading to the development of cancer. Gene regulation mechanisms, such as DNA methylation, histone modification, and microRNA, are critical in preventing the uncontrolled expression of genes that can lead to cancer.
Thus, the regulation of gene expression is essential for maintaining normal cellular function and preventing the development of diseases like cancer.
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I need help filling in the blank boxes and any other box i got wrong
Which atom is a carbon atom?
( 20 points ) ❤️
Answer:
its B.
Explanation:
If you have genotypes TTHh and ttHH, what is the probability of getting an offspring that is TtHH?
Answer:
50% or 1/2 in fraction form
Punnet Worksheet. Please help if anyone has ever done this.
Answer:
1) Genotype: 2 Gg and 2 gg plants. Phenotype: 2 green and 2 plants of another color.
2) Genotype: 2 TT and 2 Tt plants. Phenotype: 4 tall plants.
3) Genotype: 2 Tt and 2 tt plants. Phenotype: 2 tall and 2 short plants.
4) Genotype: 2 Rr and 2 rr plants. Phenotype: 2 red and 2 white plants.
Explanation:
See attached files. I had to upload the answer as text in a separate file because due to some error in the page, it did not allow me to send the answer.
Question 4 of 25
Which event occurs when an atom undergoes nuclear fission?
A. Its nucleus absorbs energy.
B. Its nucleus combines with another nucleus.
C. Its nucleus breaks apart.
D. Its nucleus gains mass.
SUBMIT
According to the context, its nucleus breaks apart is an event that occurs when an atom undergoes nuclear fission.
What is nuclear fission?It is a reaction by which the nucleus of an atom is divided into two or more smaller nuclei, that is, the nucleus of an atom is split.
Through this reaction, large amounts of energy are obtained, emitting neutrons, gamma rays and large amounts of heat in the process.
Therefore, we can conclude that according to the context, its nucleus breaks apart is an event that occurs when an atom undergoes nuclear fission.
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Answer: Its nucleus releases energy.
Explanation: If you have different options for answers. This might be the one you actually need!
Haven is to sanctuary as____
A) amiss is to awry
B) dominant is to servile
C) fallacy is to truth
D) gullible is to skeptical
c) fallacy us to truth
it makes the most sense of all of the other options:)
on planet x586 in a galaxy far, far away, an organism was found that is as big as a chloroplast and has its own dna. it can survive by itself without a host. this organism closely resembles a
Plant cells are the solution. They have found an organism that is the size of a chloroplast and has its DNA on planet X586, which is located in a galaxy far, far away. It can endure without a host by itself. This organism resembles a plant cell the most.
The new organism fits within the range of a chloroplast in size. A few microns in diameter, a chloroplast is an organelle. The endosymbiotic hypothesis for the birthplace of mitochondria and chloroplasts postulates that mitochondria are descended from specialised bacteria (likely purple nonsulfur bacteria) that managed to evade endocytosis by some other species of a prokaryote or a different cell type and integrated into the cytoplasm.
Thus, we might conclude that plant cells are the answer. They have discovered an organism that most closely resembles a plant cell.
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Where does hunger originate? A., B., C., or D.
Answer:
The answer is (C) In the hypothalamus
Explanation:
Within the hypothalamus are nerve cells that, when activated, produce the sensation of hunger.
The backbones of DNA and RNA are
A) made of alternating sugars and phosphate groups.
B) very different, made of nucleotides in DNA and amino acids in RNA.
C) identical.
D) made of a chain of base pairs.
The backbones of DNA and RNA are made of alternating sugars and phosphate groups. So the correct option is A.
How are nucleic acids formed?Nucleic acids are macromolecules that will be formed by a column of phosphates and sugars, this will give support to the molecules. This type of union is quite stable since they are difficult to break and not any enzyme can break it. Nucleotides are made up of nitrogenous bases, a sugar, and a phosphate group. The phosphate will be a high energy bond.
Nucleic acids will carry information that will be hereditary and they will have the information to be able to produce proteins. These macromolecules will be stored mainly in the nucleus of the cell.
Therefore, we can confirm that the correct option is A. made of alternating sugars and phosphate groups.
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identify the simple organic moelcule formed in the leaf
Glucose is the primary organic molecule formed in the leaf during photosynthesis. It serves as an energy source for plants and plays a vital role in their growth, development, and survival.
The simple organic molecule formed in the leaf through photosynthesis is glucose. Glucose is a carbohydrate and a primary source of energy for cells. During photosynthesis, plants utilize sunlight, water, and carbon dioxide to produce glucose.In the leaf, chloroplasts, which contain the pigment chlorophyll, capture sunlight. This energy is used to convert carbon dioxide from the air and water from the roots into glucose. The process involves a series of chemical reactions known as the Calvin cycle.Glucose serves as a crucial energy source for the plant. It can be used immediately for cellular respiration to produce ATP (adenosine triphosphate), the energy currency of cells, or stored as starch for future energy needs. Additionally, glucose can be used to synthesize other important organic molecules, such as cellulose, which contributes to the structure of plant cell walls.
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When a P wave originates in the SA node, it is expected to be smooth, rounded and ___ in Lead II.
A. inverted
B. upright
C. notched
D. biphasic
When a P wave originates in the SA node, it is expected to be smooth, rounded and upright in Lead II.
The correct option is option B.
The SA node which is also called the sinus node basically has a crescent shape and is found located at the crista terminalis junction present in the upper wall of the right atrium of the heart and the opening of superior vena cava.
The P wave as well as the PR segment are basically a very essential part of an electrocardiogram or the ECG. It happens to represent the electrical depolarization of the atria present in the heart. It is basically a small positive deflection from isoelectric baseline that happens right before the QRS complex. If there are any abnormalities in its morphology or in the timing then that can be indicative of some kind of significant clinical pathology. It is expected to be upright as well as rounded.
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In order for conduction to transfer heat from one object to another, what must be true?
Answer:
The objects should be far apart. There must be air circulation. The objects need to be touching. Solar energy is required.
Explanation:
Mark BRAINLIESt
Answer:
The objects need to be touching.
Explanation:
If the number of electrons is greater or lesser than the number of protons in an atom, giving it an overall charge, the atom is called an ________.
isotope
isomer
ion
element
Answer: Ion
Explanation:
An atom is attracted to another atom because it has an unequal number of electrons and protons.
which product is made from a renewable resource?
A. a penny made with copper?
B. computer chips made from silicon?
C. a pie made with blueberries?
D. earrings made from silver?
Answer:
C. A pie made with blueberries
Explanation:
Blueberries can be grown naturally, so they are a renewable resource.
Blueberries are renewable resources. Hence, option C is correct.
What are renewable resources?Renewable resources are those natural resources that continue to exist even after their consumption. They are also known as flow resources.
Renewable resources include plants, biomass, ocean currents, energy, wind, solar energy, tides, waves, etc. All these things will continue to exist even after their consumption. They can be used repeatedly and do not run out.
Advantages of renewable resources:
They are cheap.They are easily available.They are eco-friendly.They are clean and efficient.Copper, silicon, and silvers are minerals and non-renewable resources, and blueberries are plant products and hence, they are renewable resources. Therefore, option C is correct.
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(20 points) {brainliest}
Which of the following features of a plasmid allow the DNA to be replicated in the host cell?
A. Origin of replication
B. LacZ operon
C. Multiple cloning site
D. Antibiotic resistance