How does a change in the biodiversity of an ecosystem affect humans?
Answers
Answer:
Biodiversity loss can have significant direct human health impacts if ecosystem services are no longer adequate to meet social needs. Indirectly, changes in ecosystem services affect livelihoods, income, local migration and, on occasion, may even cause or exacerbate political conflict.
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Related Questions
How is a raft different from a typical ecosystem when considering carrying capacity?
Answers
Answer:
In the simplest method of integrated aquaculture, rafts of alternating seaweed ropes and mussel ropes are suspended vertically from a ...
How a cellular structure of a white blood cells differs from the cellular structure of prokaryotes
Answers
Prokaryotic cells lack a nucleus and contain genetic material that is free to circulate about the cell, whereas eukaryotic cells have an unique nucleus that holds the cell's genetic material.
How do bacterial and eukaryotic cells differ in size and structure?A prokaryotic cell and a eukaryotic cell both have cytoplasm, ribosomes, and a plasma membrane. However, eukaryotic cells are frequently bigger than prokaryotic cells, contain a genuine nucleus (meaning that its DNA is enclosed by a membrane), and have extra membrane-bound organelles that allow effective compartmentalization.
The difference between bacterial and eukaryotic cells is the nucleus. Prokaryotic cells lack true nuclei, and only eukaryotic cells have organelles that are attached to membranes.
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Ultraviolet light uv causes irreversible breaks in dna strands
Answers
That statement is partially correct. Ultraviolet (UV) light can cause damage to DNA molecules, including the formation of covalent bonds between adjacent pyrimidine bases, resulting in the formation of pyrimidine dimers.
These dimers can lead to structural distortions and breaks in the DNA strands. However, not all UV-induced DNA damage is irreversible.
Cells have repair mechanisms, such as nucleotide excision repair, that can recognize and remove the damaged DNA segments. This repair process helps to restore the integrity of the DNA molecule. However, if the DNA damage is severe or if the repair mechanisms are overwhelmed, the breaks in the DNA strands may become permanent and lead to mutations or cell death.
It's important to note that prolonged or excessive exposure to UV light, especially in the form of UV radiation from the sun, can increase the risk of DNA damage and the development of skin cancer. Therefore, protective measures such as wearing sunscreen, protective clothing, and avoiding excessive sun exposure are recommended to minimize the potential harmful effects of UV radiation on DNA.
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Estrogen receptor, progesterone receptor, and Her2/Neu (also known as epidermal growth factor receptor) are all signal transduction receptor proteins that transmit signals to the cell to divide. Predict the name of the ligand for each receptor. How could having too many growth factor receptors on the surface of the cell make a more aggressive cancer
Answers
Estrogen receptor (ER): The ligand for the estrogen receptor is estrogen.
Progesterone receptor (PR): The ligand for the progesterone receptor is progesterone.
Her2/Neu (epidermal growth factor receptor): The ligand for Her2/Neu, also known as epidermal growth factor receptor (EGFR), is typically epidermal growth factor (EGF).
The ligands for the estrogen receptor, progesterone receptor, and Her2/Neu (epidermal growth factor receptor) are as follows:
Estrogen receptor: The ligand for the estrogen receptor is estrogen. Estrogen is a hormone that binds to the estrogen receptor and activates signaling pathways in the cell.Progesterone receptor: The ligand for the progesterone receptor is progesterone. Progesterone is a hormone that binds to the progesterone receptor and triggers cellular responses.Her2/Neu (epidermal growth factor receptor): The ligand for Her2/Neu is typically epidermal growth factor (EGF). EGF is a growth factor that binds to Her2/Neu and initiates cellular signaling cascades.When a cell has an excessive number of growth factor receptors, such as Her2/Neu, it can lead to a more aggressive form of cancer. This is because the increased number of receptors allows for more frequent and intense signaling events. As a result, the cell receives a constant stream of growth-promoting signals, which can lead to uncontrolled cell division, enhanced cell survival, and increased tumor growth. This phenomenon is often observed in certain types of breast cancer, where amplification or overexpression of the Her2/Neu receptor is associated with a more aggressive disease course.
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describe the role of insulin in regulating blood sugar levels
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Answer:
Insulin helps control blood glucose levels by signaling the liver + muscle fat cells to take glucose from the blood. It then helps the cells to take the glucose to be use for energy, and if the body has sufficient energy, insulin signals the liver to take up glucose and store it as glycogen.
which of the follow is an example of how groundwater interacts
with the geosphere?
O hot springs
O All of these are examples
Ostalactites/stalagmites
O gysers
Answers
Answer:
best answer is A
Explanation:
Thinking of gene expression in prokaryotes (bacteria), which of the following is the most appropriate definition of an OPERATOR?
A
an operon of genes (e.g., lacZ, lacY and lacA) that are regulated by a single promoter.
B
a DNA-binding protein that regulates gene expression.
C
a non-coding, regulatory DNA sequence motif that binds RNA polymerase.
D
a non-coding, regulatory DNA sequence motif that binds a repressor.
Answers
Operator is D) a non-coding regulatory DNA sequence motif that binds a repressor. When thinking of gene expression in prokaryotes (bacteria), it's important to know the definition of an operator. Hence, option D) is the correct answer.
The most appropriate definition of an operator is that it's a non-coding regulatory DNA sequence motif that binds a repressor. Gene expression in prokaryotes is regulated by a few mechanisms like the operon model. In prokaryotes, an operon is a collection of genes that work together to carry out a particular function and regulated by a single promoter.
The gene expression of an operon is regulated by the operator. A repressor binds to the operator to block RNA polymerase from transcribing the genes.
A is incorrect because it describes an operon, not an operator. B is incorrect because it describes a DNA-binding protein, not an operator. C is incorrect because it describes the promoter, not the operator.
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HURRY PLEASE I NEED HELP
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Answer: Option A. is correct Dark colors and rough textures tend to produce the greatest amount of absorption of insolation at Earth's surface.
Explanation: Dark colors absorb more of the sunlight's energy, and rough textures can increase the surface area that is exposed to sunlight, which also helps to increase the absorption of insolation. Light colors and smooth textures, on the other hand, tend to reflect more sunlight and therefore absorb less insolation.
Make an inference about what happens to the matter and energy during the formation and breakdown of a complex carbohydrate molecules? When is energy stored or released?
Answers
Answer:
The formation or construction of (larger) molecules from smaller chemical units is known as anabolism. Anabolic reactions are energy consuming or endogernic reactions and are the aspect of metabolism that involve building or constructing. For example in photosynthesis reaction, plant combine smaller molecules of carbon dioxide and water, with the absorption of energy from the Sun's to form sugar, as follows;
6CO₂ (g) + 6H₂O (l) \(\overset{Energy \ from \ the \ Sun}{\rightarrow}\) C₆H₁₂O₆ (s) + 6O₂ (g)
In the (reverse) process of catabolism, energy is obtained (released) from the breakdown of larger and more complex carbohydrate molecule, which may be through aerobic (involving oxygen) with the release of energy (in the form of ATP)
The cathabolic decomposition of one gram of carbohydrate can yield 4 kcal of energy
C₆H₁₂O₆ → 6CO₂ (g) + 6H₂O (l) + energy
Therefore;
Energy is consumed during building up or formation of larger carbohydrate molecules from smaller ones and
Energy is released when such large carbohydrate molecules are decomposed (broken down) into smaller molecular units
Explanation:
Identify one of the leadership values you would like to develop further over the course of the next year and propose an improvement plan (tasks, dates, measures of progress). Your plan should be specific, measurable, achievable, relavant and time bound. Leadership values are discussed in Chapter 7 of the text and you can find examples and lists through your own research. These values tend to define your "personal character" or "personal brand" and should be consistent with you actions and behaviour. Examples would include: honesty, hardworking, trustworthy, ethical, loyal, persistent, optimistic, motivating, encouraging, brave, caring, respectful, give and take responsibility, admit to mistakes and learn, accountable, reliable, keep promises, listen and coach others, take initiative, proactive, maintain stamina, positive attitude, etc.
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By following this improvement plan,one can aim to develop and enhance my empathy as a leadership value over the next year.
One leadership value I would like to develop further over the course of the next year is empathy. Empathy is a crucial leadership trait that involves understanding and sharing the feelings of others. It allows leaders to connect with their team members on a deeper level, foster positive relationships, and create a supportive work environment.
Improvement Plan for Developing Empathy:
Research and Study: (July - August): Read books and articles on empathy and its importance in leadership.Attend webinars or workshops focused on developing empathy skills.Engage in discussions with colleagues or mentors who possess strong empathetic qualities.Self-Assessment: (September): Reflect on my current level of empathy and identify areas for improvement.Evaluate past interactions with team members to identify instances where empathy could have been enhanced.Take note of personal biases or preconceptions that may hinder empathetic responses.Active Listening: (October - November): Practice active listening skills, focusing on truly understanding others without interrupting or judging. Demonstrate genuine interest in others' thoughts, feelings, and perspectives. Engage in conversations where I actively seek to understand rather than merely respond.Emotional Intelligence Development: (December - January): Enhance emotional intelligence by recognizing and managing my own emotions effectively. Develop a better understanding of how emotions impact the behavior and well-being of others. Explore strategies for regulating emotions and responding empathetically in challenging situations.Perspective-Taking: (February - March): Put myself in others' shoes to gain a deeper understanding of their experiences, challenges, and motivations.Seek opportunities to learn about the diverse backgrounds and perspectives of team members. Encourage open dialogue and create a safe space for team members to share their thoughts and feelings.Feedback and Reflection: (April - May): Seek feedback from colleagues, team members, and mentors regarding my progress in demonstrating empathy. Reflect on my interactions and evaluate how well I have applied empathy in different situations. Make adjustments based on feedback and continue to refine my empathetic approach.Measures of Progress: Regularly self-assess my empathetic responses and behaviors. Seek feedback from team members regarding their perception of my empathy. Notice an increase in open and honest communication within the team. Observe improved trust, engagement, and satisfaction among team members. Evaluate the frequency and quality of personal connections and relationships established with team members.By following this improvement plan,one can aim to develop and enhance my empathy as a leadership value over the next year.
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please help i don’t get this :D
Answers
Answer:
The answer is
D. in the choroplast
Answer:
the answer is d, in the chloroplast
Match the term to the definition
Answers
Answer:
nucleus is the top one
cell is the second
cell membrane is third
mitochondria is fourth
cell wall is fifth
chloroplasts is sixth
sorry if I'm wrong but I think that's what they are
What ocean sediment might have helped protein chains to form?
Answers
Answer: Ribozymes
Explanation: Ribozymes are able to act both as genes and enzymes. This enables a plausible model for the origin of life to be constructed because the ribozyme molecules could perform the catalytic activity necessary to assemble themselves. Once formed, they could synthesize further proteins.
A common facial expression which indicates shock or surprise is when one's mouth drops open. The chin drops and the mouth opens wide. What type of movement is this?
Answers
Depression movement occurs when the chin drops and the mouth opens wide.
What is Depression movement?This refers to the downward movement of the mandible and usually occurs at the temporomandibular joint.
This is used to express shock or surprise which was why it was chosen as the most appropriate choice.
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No sooner did my warden entered the room than the lights went off. (what is the error in the sentence)
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speciation occurs because a given group has been separated from the parent group, usually because of a geographic separation as time goes on
options:
Sympatric
Allopatric
Evloution
Competition
Answers
Answer: the correct answers would be :
A : Sympatric speciation
and
B : Allopatric speciation
Genetically modified (GM) crops are foods that have had their genomes modified, allowing humans to increase the production of certain crops. Farmer A purchases GM seeds that are immune to a specific herbicide. She plants these seeds in rows over seventeen acres. The following spring, Farmer A's neighbor, Farmer B, tells her that nearly a third of the plants in his crop fields have the same immunity.
Which of the following describes the most likely explanation for this occurrence?
Answers
Answer:
B-Farmer A's crops cross-pollinated with Farmer B's crops on the neighboring land.
Explanation:
Answer:
Farmer A's crops cross-pollinated with Farmer B's crops on the neighboring land.
Explanation:
Family Hominidae is a monophyletic group defined by which shared derived trait(s)? Choose all that apply
loss of tail
opposable thumbs
large brains
bipedalism
earlobes
eyes of the front of the head robust canine teeth delayed puberty fruit diet
nails instead of claws meat diet cranium tool use
Answers
The shared derived traits that define the monophyletic group of Family Hominidae are, Loss of tail, Bipedalism, Large brains, Opposable thumbs. Option a, b, c and d are correct.
Family Hominidae is a biological family that includes modern humans, as well as extinct human-like species like Homo erectus and Homo neanderthalensis. This family is defined as a monophyletic group, which means that it includes a common ancestor and all of its descendants. The shared derived traits that define this group are loss of tail, bipedalism, large brains, and opposable thumbs.
These characteristics are what distinguish hominids from other primates, and they have allowed humans to develop complex societies and advanced technologies. The study of the hominid family tree and the evolution of these traits has provided important insights into human origins and the development of our species. Option a, b, c and d are correct.
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number of times Jesus healed people who were possessed
Answers
Answer:
37 times Jesus has healed people!
Explanation:
A lysogenic virus has infected a bacterium and formed a stable lysogen. Which of the following would best describe what is happening inside the bacterium?
Group of answer choices
a. The virus took up the cell's machinery and killed the bacterium by lysis.
b. The viruses inserted its genome inside of the bacterium but the genome was degraded by enzymes.
c. The virus incorporated its nucleic acid into the bacterium genome.
d. The cell is slowly releasing small amounts of virus.
e. Bacteriophages are not capable of lysogeny.
Answers
option (c) is the correct answer as it describes the mechanism of lysogeny, where the virus incorporates its nucleic acid into the bacterium genome.
When a lysogenic virus infects a bacterium and forms a stable lysogen, the virus incorporates its nucleic acid into the bacterium genome. This process is known as lysogeny and it allows the virus to remain dormant within the bacterium without causing any immediate harm. The virus can remain in this state for long periods, replicating along with the bacterium during each cell division. Eventually, environmental factors such as stress or radiation can cause the virus to switch into its lytic cycle, where it becomes active and takes over the host cell's machinery, leading to the destruction of the bacterium by lysis.
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How do these orbitals relate to sigma and pi bonds in molecular orbital theory? how do they relate to the lewis structure drawing for this molecule?.
Answers
Sigma bonds are produced when two atomic orbitals overlap one another head-to-head, whereas pi bonds are produced when two atomic orbitals overlap one another laterally.
What connection does the sigma bond have to the pi bond?The overlapping of two atoms' atomic orbitals in a linear or coaxial pattern creates a chemical link known as a sigma bond. A pi bond is a particular kind of covalent link between atoms where the electrons are on top and bottom of the axis connecting the joined atoms' nuclei.
What do you mean when you say that the sigma and pi molecular orbitals are distinct from these two orbitals?In essence, sigma and pi bonds are covalent connections created by the overlapping of orbitals. Covalent bonds are created when atomic orbitals overlap. Sigma bonds are made when two atomic orbitals overlap head-to-head, as opposed to pi bonds, which are made when two atomic orbitals overlap laterally.
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11. What would happen to the squid population if the crab population increased? Why?
12. What would happen to the sea otter population if the crab population increased? Why?
13. What would happen to the carrying capacity (increase or decrease) if all of the producers
in the food web died? Why?
14. What would happen to the total energy availability of your ecosystem if sea urchin,
shrimp, and baleen whales increase? Why?
15. More shrimp move into the ecosystem. How will the additional shrimp affect the carrying
capacity of octopus in the ecosystem?
16. More shrimp move into the ecosystem. How will the additional shrimp affect the carrying
capacity of phytoplankton in the ecosystem?
Answers
The food web shows how organisms are interconnected in a feeding relationship and how changes in one organism's population affect other organisms.
What is feeding relationship?A feeding relationship shows how two or more organisms which interact together to obtain food are affected by changes that occur to either of the organisms in the relationship.
An example of a feeding relationship is one between the phytoplankton, the shrimp, the crab, the octopus, and the sea otter.
Phytoplankton are producersShrimp eat phytoplankton Crabs eat shrimps Octopus eat crabsSea otters eat octopusIf the crab population increased, the octopus population will increase due to availability of more food.
The sea otter population will increase if the crab population increased due to increase of individuals in the food chain.
The carrying capacity will decrease if all of the producers in the food web died because their will be no food to support the organisms in the food web.
The total energy availability in the ecosystem will increase if sea urchin shrimp, and baleen whales increase because increase in organisms.
The carrying capacity of octopus in the ecosystem will increase if more shrimp move into the ecosystem.
The carrying capacity of phytoplankton in the ecosystem will decrease if more shrimp move into the ecosystem.
Therefore, a food web shows how organisms are interconnected in a feeding relationship.
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Is a virus considered a living thing? Why or why not?
Answers
Answer:
Explanation:
Viruses are not living things. Viruses are complicated assemblies of molecules, including proteins, nucleic acids, lipids, and carbohydrates, but on their own they can do nothing until they enter a living cell. Without cells, viruses would not be able to multiply. Therefore, viruses are not living things.
Answer: no they are not living
Explanation: Viruses are complicated assemblies of molecules, including proteins, nucleic acids, lipids, and carbohydrates, but on their own they can do nothing until they enter a living cell.
Part c: specify your requirements now research the types and sizes of homes that are generally found in your neighborhood. some zip codes have a wide range of homes, while others do not. for example, in a densely populated city, narrow multifamily apartment buildings with narrow lots tend to be more common. in the suburbs, however, you may find homes in a variety of sizes and larger lots. based on your answer to part b and your research on the types and sizes of homes in this region, name any three specifications that reduce carbon dioxide expenditure and promote biodiversity in the neighborhood you chose. these specifications should be what you think an eco-friendly home in this zip code should have.
Answers
The 3 specifications that could reduce carbon dioxide expenditure and promote biodiversity in a neighborhood might include:
Energy efficient appliances and systemsRainwater harvestingSolar panelsWhat other ways can help in reducing carbon dioxide expenditure?
The specifications is explained below:
Energy efficient appliances and systems: Choosing appliances and systems that are designed to use less energy can help to reduce the carbon footprint of a home. This might include things like high-efficiency heating and cooling systems, etc.Solar panels: Installing solar panels on the roof of a home can help to generate electricity using renewable energy, which can reduce the home's reliance on fossil fuels and lower its carbon dioxide emissions.Therefore, in Rainwater harvesting: Installing a rainwater harvesting system can help to conserve water and reduce the amount of energy needed to treat and distribute water. This can be especially useful in areas with drought conditions or water shortages.
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CELL ANALOGY - Compare a cell to a factory. Determine which organelles are best represented by each type of factory component.
Answers
EThe cell organelles with their related functions are given below:
Main office -- Controls and manages the activities at the factory, initiates production, and provides the blueprints for the products. - The nucleus.
Assembly Line - Important products are built from raw materials on the assembly line - endoplasmic reticulum
Conveyer Belt - Moves the products to the shipping department - Golgi body
Packaging and Shipping - Packs products and sends them out for distribution - Golgi apparatus.
Generator - Produces the electricity required to run the factory - Mitochondria.
Doors to the outside with buzzer to only let approved personnel and products into the factory - Determines what can leave the factory and what can enter the factory. The cell membrane
Recycle center - Breaks down old or damaged products to use the parts. Lysosome.
What are cell organelles?Cell organelles are specialized units within the cell that perform specific functions.
Some cell organelles include:
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NEED HELP DUE TODAY PLZ HELP ME I AM STUCK PLZ PLZ PLZ HELP ME!!!!
Which membrane-bound organelle is found in plant cells, but not animal cells?
Choose 1 answer:
(Choice A)
A
Chloroplasts
(Choice B)
B
Vacuoles
(Choice C)
C
Lysosomes
(Choice D)
D
Mitochondria
Answers
Answer:
A. Chloroplasts
Explanation:
These are cells that are found in plant cells but not animal cells.
Answer:
Chloroplasts
Explanation:
Plant cells use chloroplasts to create energy from the sun
According to Newton's second law of motion, force equals mass times
1 point
Answers
Answer:
force equals mass times acceleration
What would happen to plants if bacteria were completely removed from soil?
A. They would not be able to perform photosynthesis.
B. They would not be able to perform cellular respiration.
C. They would not be able to produce sufficient proteins.
D. They would not be able to take water up into their roots.
Answers
If bacteria were completely removed from soil plants would not be able to produce sufficient proteins and is denoted as option C.
What is Bacteria?This is referred to a type of micro organism which are present in the soil and help in the fixation of nitrogen so a to enable plants absorb them.
They are referred to as nitrogen fixing bacteria and an example is Rhizobium. Nitrogen is a key component of protein which is why its absence will lead to plants not produce sufficient proteins.
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If the earth's differentiation were any different, its gravitational pull and might have been affected.
options
temperature
tectonic activity
heat transfer
Answers
Answer:
The answer is B.......
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Paragraph 5 looks at the types of fuels organisms need.Which of the Following statements is true?
1)Humans need a lot of fat molecules to avoid hunger
2)humans need proteins, fatty acids, vitamins & minerals
3)Humans need a constant supply of red meat
4)Humans need to take Vitamin B supplements
Please help & thank You
Answers
Answer:
2
Explanation:
Humans need proteins, fatty acids, vitamins, and minerals