Answer:
A well-balanced ecosystem functions via the cycling of energy and materials. The sun is the most important source of energy for ecosystems. The photosynthesis of sunlight by plants results in the production of oxygen as a waste product, which is then used by animals in the process of respiration. Animals, on the other hand, generate carbon dioxide as waste, which is then used by plants.
Explanation:
Hope it helps:)
4. What does alternation of generation mean?
A. a plant has sexual plants only
B. a plant has both asexual and sexual plants
C. a plant has asexual plants only
D.a plant has characteristics skip a generation
Carbon monoxide is a poisonous gas because it competes with the gas that binds to hemoglobin in red blood cells. Which of the following would be most directly affected by carbon monoxide poisoning?
A. Fat digestion
B. Cellular respiration
C. Synthesis of proteins
D. Breakdown of wastes
Calcium ions are needed in a contraction because they bind to which of the following?
Answer:
b. Troponin
Explanation: is correct/post protected
which condition would disturb the hardy-weinberg equilibrium and cause the gene pool to change?
Answer:
The Hardy-Weinberg equilibrium can be disrupted by deviations from any of its five main underlying conditions. Therefore mutation, gene flow, small population, nonrandom mating, and natural selection will disrupt the equilibrium
Explanation:
If the conditions to maintain the Hardy-Weinberg equilibrium are: no mutation, no gene flow, large population size, random mating, and no natural selection. The Hardy-Weinberg equilibrium can be disrupted by deviations from any of its five main underlying conditions, means the reverse things would disturb the hardy-weinberg equilibrium.
the use of living organisms to detoxify polluted ecosystems is called _____.
Answer:
The use of living organisms to detoxify polluted ecosystems is called Bioremediation.
Explanation:
Select the most accurate description of how antibodies are produced. Select one: a. cytotoxic T cells stimulated by helper T cells b. B cells that differentiate to form plasma cells c. helper T cells stimulated by various cytokines d. in the red bone marrow e. natural killer cells as they lyse cancer cells
it is the red bone marrow that produced anti bodies
The most accurate description of how antibodies are produced is B cells that differentiate to form plasma cells
Option (b ) is correct.
The most accurate description of how antibodies are produced is through B cells that differentiate to form plasma cells. B cells are a type of white blood cell that plays a crucial role in the adaptive immune response. When a B cell encounters an antigen (a foreign substance, such as a virus or bacteria), it recognizes and binds to it. This binding activates the B cell, leading to its differentiation into plasma cells.
Plasma cells are specialized B cells that secrete large amounts of antibodies, also known as immunoglobulins. These antibodies are specific to the antigen that triggered their production. Antibodies help neutralize or eliminate the antigen by binding to it and marking it for destruction by other components of the immune system.
Option a is incorrect because cytotoxic T cells are involved in directly attacking and killing infected cells, not producing antibodies.
Option c is incorrect because helper T cells play a role in activating B cells and other immune cells, but they do not directly produce antibodies.
Option d is incorrect because the red bone marrow is the site where various blood cells, including B cells, are produced, but it is not directly involved in antibody production.
Option e is incorrect because natural killer cells are a type of immune cell that is responsible for detecting and destroying infected or cancerous cells through a process called lysis. They are not involved in antibody production.
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What is the big bang theory?
NOT THE TV SHOW. IT IS IN BIOLOGY.
Answer:
Simply put, it says the universe started with an infinitely hot and dense single point that inflated and stretched (and blew up technically) — first at unimaginable speeds, and then at a more measurable rate and over the next 13.8 billion years, became the (continuously) expanding space in the present
What part of the nervous system is the main control and integrative center of the autonomic nervous system? cerebrum hypothalamus medulla oblongata thalamus
Answer:
option b) Hypothalamus
the five levels of organization in the environment, from first to fifth level are
organism_population_community_ecosystem_biospere
Rank the following according to the number of carbons (Highest number on top and lowest on the bottom)
1 PGA
1 RuBP
1 CO2
1 water
1 glucose
Answer:
ugh girlly I wish I could help you sorry luv btw cute pfp<3
Explanation:
-xoxo
Consider how your body systems interact when you train for your favorite sport. How does physical exertion impact your heart,lung,and kidneys
Answer:
Moderate- to vigorous-intensity physical exercise, when performed on a regular basis, helps to strengthen your heart muscle. Improved blood flow to the lungs and throughout the body is achieved as a result of this. Increased circulation to your muscles and increased oxygen levels in your blood as a consequence of this.
Explanation:
Hope it helps:)
two different versions of the same gene are called _____. two different versions of the same chromosome are called _______.
Answer:
alleles
Explanation:
Which type of biological population growth
explains a seasonal swarm of locust?
A. Stable
B. Irruptive
C. Irregular
D. Predator and Prey
the enlargement of an organ or tissue because of an abnormal increase in the number of cells is known as:
Antimicrobial disinfectants such as triclosan are being used more frequently to clean surfaces, prevent infection, and eliminate as many bacteria in our personal environment as possible. What is one downside to this trend?
Question 5 options:
It could increase the levels of dust mites.
It could kill harmless viruses.
It could reduce the number of helpful bacteria.
It could prevent infection by fungi.
Answer:
here u go dont need to say anything
Explanation:
Suppose the environment changes. For example:
A. The rainfall decreases.
B. A competing species (goats) moves in that eats the same kind of grass.
C. Small coyotes arrive with a fondness for baby sheep.
Think of some small mutations that might help the sheep population survive in each of these new circumstances.
Your response Mutation A:
Why it might help:
Your response Mutation B:
Why it might help:
Your response Mutation C:
Why it might help:
Answer:
A competing species (goats) moves in that eats the same kind of grass
Explanation:
because its suppose the environment changes =)
A(n) ______ partitions the sternoclavicular joint into two separate synovial cavities, increasing the mobility of the joint.
Answer:
Articular disk
Explanation:
The articular disk (or disc) is a thin, oval plate of fibrocartilage present in several joints which separates synovial cavities. This separation of the cavity space allows for separate movements to occur in each space. Hope this helps :)
Temperature and pH can affect how an enzyme works because
1: They can cause the enzyme to be destroyed
2: They can destroy the substrate
3: They can change the shape of the active site, causing it not to fit with its substrate
4: They can change the shape of the substrate causing it not to fit with its active site
Answer:
4 I believe
Explanation:
this usually occurs when pH and temperature come into affect.
Khalil is an investment underwriter who researches new funds to see if they will be profitable without causing a huge risk to the company’s investors. What skill would be helpful to Khalil in his career?
A.
being outgoing and good at public speaking
B.
having artistic tendencies and liking to create things
C.
being careful when making decisions
D.
liking to work with his hands
Answer:
Being careful when making decisions
Explanation:
i took the test trust me
The Answer is: C. being careful when making decisions
Which of these processes was able to occur in Earth’s early lithosphere before living organisms existed?
Answer:
It would be Erosion of soil.
Explanation:
Erosion of soil was able to occur in earth early lithosphere before living beings existed.
Answer: Erosion of soil
Explanation:
When we exercise, it can benefit our body in many ways. How many of these are benefits of exercise? boosts mood better stamina reduces stress better blood circulation stronger bones increased fitness reduces risk of illness The number of benefits of exercise is the seventh digit on the keypad.
Answer:
Excercise can really boost our mood, increase our stamina, and strengthen our bones. Being fit can also decrease risk of desease.
What is the general relationship between a galaxy's distance from earth and its speed?
THIS IS A WRITTEN RESPONSE!!!
Answer:
Hubble's law, also known as the Hubble–Lemaître law, is the observation in physical cosmology that galaxies are moving away from Earth at speeds proportional to their distance. In other words, the farther they are the faster they are moving away from Earth.
What are some major challenges facing microbiology today and explain one
Answer: Maintaining Compliance Levels in Microbiology Programs. ...
Promoting Advanced Aseptic Processing Technologies Within Your Organizations. ...
Increasing Microbial Testing Productivity, Flexibility, and Cost Effectiveness. ...
Implementing Rapid Microbial Methods.
Explanation:
The major importance of medical microbiology is that it helps in the identification, isolation, diagnosis and treatment of pathogenic microorganisms and also produces beneficial organisms such as yeasts and some antibiotics. Biomedical research derives from many areas of life and physical sciences, including biology
Match each of the parts of the digestive system to its name
Answer:stomach: C, esophagus: B, small intestine: E, mouth: A, large intestine: D.
Explanation:
There are two types of karyokinesis: mitosis and meiosis. When a nucleus divides by mitosis, how much of the information from the nuclear chromosomes is passed on to the daughter cells
When a nucleus divides by mitosis, all of the information from the nuclear
chromosomes is passed on to the daughter cells.
Mitosis is a cell division process that results in the formation of two daughter cells during growth processes and in the replacement of worn-out tissues in the body.
The cells produced must have all the information as the cells replicated
have specialized functions which must be passed from parent cells to the daughter cells.
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Alcohol has __________ calories per gram, providing __________ calories per gram compared to protein and carbohydrates
due to his interaction with the amazing __________ family, louis armstrong was able to better see that people are all equal, no matter the color of the skin.
Due to his interaction with the amazing Karnofsky family, Louis Armstrong was able to better see that people are all equal, no matter the color of the skin. Louis Armstrong was an excellent American jazz trumpeter.
Louis Daniel Armstrong was a world-renowned American trumpet player and vocalist.
Louis D. Armstrong is considered by many people as one of the most important jazz musicians in history.
The Karnoffskys, whose family had Lithuanian Jewish origins, helped Armstrong when he was only 7 years old, fed and nurtured him.
Armstrong described in his memoir how this family was also subject to discrimination by other white people, which helped him to forge his personality and identity.
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Light energy that is captured in photosynthesis is converted to ______ energy stored in the chemical bonds of molecules.
Answer:
Light energy that is captured in photosynthesis is converted to chemical energy stored in the chemical bonds of molecules.
Light energy that is captured in photosynthesis is converted to chemical energy stored in the chemical bonds of molecules.
What is photosynthesis?Photosynthesis is essential to most life on Earth. Plants, algae, and some types of bacteria carry out the process by capturing solar energy to create oxygen (O2) and chemical energy stored in glucose (a sugar). Consequently, herbivores get this energy from consuming plants, and carnivores get it from eating herbivores.
Chloroplasts, which are tiny organelles found inside plant cells, are there to store solar energy. Chlorophyll, a light-absorbing pigment found in the thylakoid membranes of the chloroplast, is what gives plants their green hue. Chlorophyll absorbs energy from blue and red light waves during photosynthesis while reflecting green light waves, giving the appearance of a green plant.
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Which principle states that rock fragments in sedimentary layers must be older than the surrounding sediments?
A) Principle of inclusions
B) Principle of unconformity
C) Principle of cross-cutting relationships
D) Principle of superposition
A) Principle of inclusions
Explanation:
The principle of inclusions states that any rock fragments in a sedimentary layer must be older than the layer. For example, the cobbles in a conglomerate must have been formed before the conglomerate.
Answer:
D) Principle of superposition
Explanation:
The principle of superposition, since there is no inversion of strata, tells us that the lower rock layers are older than the upper ones.
17. Choose the answer that best describes the geologic process that contributes to the formation of fault-block mountains.
A)The Earth's crust is pushed together which tilts layers of rock on their side producing steep scarps.
B)The Earth's crust is pulled apart creating deep folds and then pushed together generating steep scarps.
C)The Earth's crust is pushed together which forces up blocks vertically creating steep scarps.
D)The Earth's crust stretched from swelling underneath and vertical movement by blocks generates steep scarps.
Answer:
B.
Explanation:
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