For some reason, I don't understand what it's saying. Help?
Tropical rain forests have the greatest biodiversity of any type of land ecosystem. How does biodiversity contribute to the sustainability of an ecosystem?
A: The presence of more species with different adaptations makes it more likely that some organisms will survive an ecological disaster.
B: Greater genetic variation within species makes it more likely that some individuals will survive a disease outbreak.
C: The presence of a variety of herbivore species that can feed on a larger number of different producer species helps ensure abundant prey for predators in the ecosystem.
D: All of the above
Answers
☁️ Answer ☁️
annyeonghaseyo!
The answer is:
D, All of the above.
Hope it helps.
Have a nice day noona/hyung!~ ￣▽￣❤️
They all seem to be correct from what I know, so I'd say D. All of the above
Related Questions
What prevents organic molecules from forming on their own and remaining intact today?
Answers
Answer:
Atmospheric oxygen is too reactive
Explanation:
Question 1(Multiple Choice Worth 1 points)
(03.01 LC)
Which of these uses the principle of superposition of rocks to compare the age of fossils?
a. Carbon half-life
b.Radioactive dating
c. Relative dating
d. Uranium half-life
Answers
The gently sloping area of a continent covered by ocean water is called the -
A: continental slope
B: continental shelf
C: continental rise
D: continental current
Answers
your organism is a wolf. Mary and Amy have selected organisms for their study. Mary’s organism shares the same genus as your species, and Amy’s organism shares the same phylum as your species. Which one has more in common with your species? Explain your answer
Answers
Answer: Amys Becuse Amy’s organism shares the same phylum as ouer species.
Explanation: so Amy would likely share a stronger evolutionary lineage with your organism
describe three different places on a bridge that would experience very different forces
Answers
Answer:
Three kinds of forces operate on any bridge: the dead load, the live load, and the dynamic load. The first of these terms refers to the weight of the bridge itself.
One of the different ppaces on the bridge is the dead load
what is the difference between fraternal twins and identical twins in terms of gene reproduction?
Answers
Answer:
Fraternal twins are dizygotic and Identical twins are monozygotic.
Explanation:
Fraternal twins are dizygotic, meaning that they developed from two different eggs fertilized by two different sperms. Their genetic code is as similar (or dissimilar) as any other siblings. Identical twins are monozygotic, meaning that they developed from the same fertilized egg, and so have nearly identical genetic code.
What is the homeostatic imbalance in staphylococcus infection???
Answers
Answer:
an infection caused by bacteria commonly found on the skin or in the nose
Aim
Staphylococcus aureus (SA) chronic bone and joint infections (BJI) are characterized by a progressive destruction of bone tissue associated to SA persistence which results in a large number of relapses (10–20%). The main factors proposed for these failures are: i) a weak diffusion of antibiotics in bone tissue, ii) formation of biofilm, iii) the bacterial internalization by the cells responsible for bone mineralization, namely the osteoblasts (OB).
Our in vitro and in vivo work aimed at providing new information on the impact of SA, more specifically of internalized SA, on bone homeostasis.
Method
Effect of SA infection (8325–4/FnBP+; DU5883/FnBP-) on the viability, differentiation and mineralization of an OB cell line was measured in vitro by MTT and Phosphatase Alcaline (PAL) activity assays and quantification of calcium deposits using Alizarin red, respectively. A gentamicin protection assay (GPA) confirmed that the effects observed are due solely to the internalized SA. In vivo, X-ray microtomography (μCT) and 3D reconstruction was used to evaluate the impact of SA infection on bone formation and bone resorption in a mouse model of femur infection.
Results
In vitro, the infection of pre-OB decreases their capacity of differentiation into mature OB displaying a PAL activity. This effect depends on both the multiplicity of infection and invasion capacities of the strains used (8325–4 (invasion competent) vs DU5883 (invasion incompetent)). The infection delays mineralization after 5 days (p <0.0001), likely due to a cytotoxic effect. Indeed, after bacterial clearance at J21, this delay is made up (no difference between infected and uninfected cells). These results are consistent with the preliminary in vivo observations (μCT) showing a significant decrease in the thickness of trabecular of infected femurs with 8325–4 compared to DU5883 and non-infected femurs (p< 0, 0041).
Observation
Use your senses to make an observation about your environment.
Questions
Create a hypothesis that can be tested in an experiment.
Remember, a hypothesis has a specific "if then" wording.It describes what will happen to the dependent variable when changes are made to the independent variable.For example, "If a plant is fertilized (independent variable), then it will grow faster (dependent variable)."
Design and plan an experiment.
Be sure to identify an independent variable, a dependent variable, and any controls.Remember, controls are factors which stay the same.In an experiment designed to test the previously stated hypothesis, one control would be to use the same kind of plant.Write a complete description of your experiment.Include a list of necessary materials.It is a good idea to follow a step-by-step procedure format.Think of everything you need to do, then write it down in the order it must be completed.Your description and procedure should be clear enough that another person could duplicate your experiment exactly.
Answers
Answer: E
Explanation:
Experiment Design:
Independent Variable: Intensity of light (Low, Medium, High)
Dependent Variable: Rate of photosynthesis (measured by oxygen production or CO2 consumption)
Control: Same kind of plant, constant temperature, constant CO2 concentration, constant water availability, and constant duration of light exposure.
Materials:
Three identical potted plants (of the same species)
Light source(s) with adjustable intensity
Light meter (lux meter) to measure light intensity
CO2 gas sensor or oxygen gas sensor
Timer or stopwatch
Water supply
Thermometer
Data recording sheets
Procedure:
Set up the three identical potted plants in a controlled environment with the same temperature and CO2 concentration.
Ensure that all plants receive the same amount of water.
Place the light source(s) at an equal distance from the plants.
Measure and record the initial light intensity using the lux meter.
Adjust the light intensity to low for the first plant, medium for the second plant, and high for the third plant.
Start the timer and expose the plants to light for a specified duration (e.g., 1 hour).
During the exposure period, measure and record the temperature, CO2 concentration (if possible), and light intensity at regular intervals.
After the exposure period, use the CO2 gas sensor or oxygen gas sensor to measure the change in CO2 concentration or oxygen production, respectively, in the surrounding air.
Record the data obtained from the sensors and calculate the rate of photosynthesis for each plant.
Repeat the experiment multiple times to ensure reliability and average the results.
Analyze the data collected and compare the rates of photosynthesis among the three different light intensities.
Draw conclusions based on the analysis and determine whether the hypothesis is supported or rejected.
By following this experimental design, you can test the hypothesis and determine the effect of light intensity on the rate of photosynthesis in plants. Remember to conduct the experiment in a controlled environment and gather sufficient data for accurate analysis.
JUST MOR DUM SCHOOL WRK
Which of the following would cause the most soil to erode away?
A.
having very little rainfall for a year
B.
planting new trees in a flat area.
C.
pulling out plants and leaving the ground bare
D.
putting heavy rocks over the ground
HELP ME IF YOU DARE.
Answers
When the earth is exposed to high winds, heavy rains, and moving water, soil erosion predominantly takes place. Some human activities, like farming and clearing land, make the soil more prone to erosion, hence option D is correct.
What is soil erosion?Due to its abundance and strength, running water is the main contributor to soil erosion. Because wind can take up soil and carry it great distances, the wind is another major contributor to soil erosion.
Activities that enhance erosion include those that clear vegetation, disrupt the soil, or let it dry out.
Therefore, the soils that contain the most particles of a medium (silt) size are the ones that are most prone to erosion, hence option D is correct.
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On a warm, pleasant day, you notice some clouds in the sky. The clouds are very high up in the sky and look quite thin.
Which type of clouds are in the sky?
cirrus
cumulus
stratus
fog
Answers
The type of clouds that are in the sky is cirrus.
What are cirrus clouds?Cirrus clouds refer to short clouds that can be located at very high altitudes, and they may take different colorations when Sun is setting and/or rising.
This type of cloud (cirrus) often can be used to predict pleasant environmental weather conditions.
Cirrus clouds generally exhibit a white color due to their specific composition (they are composed of ice crystals).
In conclusion, the type of clouds that are in the sky is cirrus.
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Answer:
Cirrus
Explanation:
Got it wrong the first time. then i put this and got it right. good luck on your assignment!!! <3<3<3<3
11. At point A, the substance exists in a __________________ state.
12. With each passing minute, __________ is added to the substance.
13. This causes the molecules to ___________________ more rapidly
which we detect by a temperature rise in the substance.
14. At point B, the temperature of the substance is _____________.
15. At this temperature, the substance begins to _______________.
16. At point C, the substance is completely in a _____________ state.
17. During the time from point D to point E, the substance is
______________________.
18. By point E, the substance is completely in the ___________ phase.
19. Beyond point E, the molecules are moving __________________ as indicated by the increasing temperature.
Answers
Answer:
At point A, the beginning of observations, the substance exists in a solid state.
With each passing minute energy is added to the substance.
This causes the molecules of the solid substance to vibrate more rapidly which we detect by a rise in temperature of the substance.
At point B, the temperature of the substance is 70°C.
The solid begins to melt.
At point C, the substance is completely melted or in a liquid state.
During the time from point D to point E, the liquid is vaporizing.
By point E, the substance is completely in the gas phase.
Beyond point E, the substance is still in the gas phase, but the molecules are moving faster as indicated by the increasing temperature.
Explanation:
To get accurate results in an investigation, what is one thing scientists need to do? Question 3 options: Work with other scientists. Publish their findings. Change the procedures each trial. Repeat the same procedures many times (have multiple trials).
Answers
Answer:
repeat the procedure
Explanation:
I believe if you repeat the procedure multiple times it gives you the opportunity to double check your results and see if you messed up anything when doing the procedure the first time.
Answer: repeat the same procedure many times
Explanation: repeating the same procedure can show you if anything changes, and can help you catch mistakes along the way rather than immediately showing the world when you could be incorrect.
Before humans ever ventured into space, we fantasized about visiting—and even living on—other planets. As technology continues to develop, it may one day be possible for humans to call planets other than Earth's home. Space scientists have several possible Earth-like planets and moons insight, but one that is of high interest is Kepler-186f, a planet 500 light-years away. It orbits a star much like the Sun, and it orbits in a habitable zone: it is far enough from the star to allow for the pooling of water (if it is present) on the planet's surface.
Is being in a "habitable zone" enough to say the planet is habitable for human life? What characteristics would an Earth-like planet need to have to support life? What challenges would we face traveling to and colonizing Kepler-186f or other Earth-like planets outside of our solar system? Do you think scientists should spend time looking for Earth-like planets before we have the technology to visit them? Why or why not? PLEASE HELP ME!!! :((
Answers
Answer: yes because A habitable zone (HZ) in astronomy is a region of space where conditions are best for life to form as on Earth. Planets in these areas are the most likely to have extraterrestrial life. The habitable zone may also be called the "life zone", "comfort zone", "green belt" or "Goldilocks zone".
Explanation:
Summarize Cell Theory in EXACTLY 7 words
Answers
Answer:
all biological organisms are composed of cells
Explanation:
Answer:
all biological organisms are made of cells
Explanation:
answered it before
Living organisms are made up of cells. Cells are organized at different levels to form very complex living organisms like your body. Each level has a specific role or job to perform. Which of the following lists these levels in the correct order of organization from the simplest to the most complex? A. Cells, tissues, organs, organ systems, organisms B. Organisms, organ systems, organs, tissues, cells C. Tissues, cells, organs, organisms, organ systems D. Organs, organ systems, organisms, cells, tissues
Answers
Answer:
A. Cells, tissues, organs, organ systems, organisms
Cells, tissues, organs, organ systems, organisms is the correct order of levels of organization. The correct option is A.
What is level of organization?Biological organization is the reductionistic hierarchy of complex biological structures and systems that define life. The traditional hierarchy basically goes from atoms to biospheres.
These components are organized into levels. Cells, tissue, organs, organ systems, and organisms are the five levels.
Cells are the building blocks of all living things. This is what sets living things apart from other objects.
The organism level is the most advanced level of organization. An organism is a living being with a cellular structure that can perform all physiologic functions required for life on its own.
An organism is organized into four levels: cells, tissues, organs, and organ systems. These levels group complex anatomical structures; this organization creates the components easier to understand.
Thus, the correct option is A as cell is the basic level while organism is the highest level of organization.
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please use kid friendly words lol
Answers
Mantle circulation. Mantle convection: Thermal convection in the terrestrial planetary mantles, the rocky layer between crust and core, in which hot material rises, cold material sinks and the induced flow governs plate tectonic and volcanic activity, as well as chemical segregation and cooling of the entire planet.
How did the development of the cell theory lay the foundation for the current advancements in stem cell research?
Answers
All organisms depend on stem cells for their survival. As an outcome, stem cells may be a requirement for the evolution of specific characteristics in organisms that include regeneration, multicellularity and coloniality.
What is stem cell theory?The stem cell theory of ageing proposes that the ageing process is the result of the inability of different types of stem cells to continue to replenish the tissues of an organism with functional differentiated cells capable of maintaining that tissue's original function.
Thus, stem cells may be a prerequisite for the evolution of specific characteristics in organisms that include regeneration, multicellularity and coloniality.
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Select the sentence that suggests that scientists still have NOT perfectly copied spider’s silk.
A: Spiders evolved this process over hundreds of millions of years, Shah said.
B: The latter two parts are held together by molecules called cucurbiturils that serve as ‘handcuffs.’
C: The fibers are extremely strong- though not quite as strong as the strongest spider silks.
D: This means that if they can be produced at scale, they have an advantage over other synthetic fibers, such as nylon.
Answers
It has the biggest particles and feels rough when you rub it. It is usually found near rivers
seas.
(1 Point)
O Clay
O Loam
Silt
O
Sand
Answers
Select your answer from the choices below, then write them on its appropriate column.
Answers
Answer: The duties that the students and community members have to be done to save our environment and resources
Explanation: My part as a students
1. Switch off classroom lights and fans when not in use.
2. Plant a tree (in vacant lot / backyard).
3. Join environment friendly groups.
4. Switch to non- plastic water bottles.
5. Switch off faucets in the school or park when not in use.
My initiative as a Community Member
1. Conserve water.
2. Throw garbages in the trash can.
3. Decrease the amount of paper you print.
4. Minimize the use of plastic when buying good
5. Volunteer for clean-up drives.
The correct options that have to be filled in its appropriate column are:
The part as a Student in conserving the environment.
Decrease the amount of paper you print.Switch off classroom lights and fans when not in use.Conserve water.Switch to non-plastic water bottles.Minimize the use of plastic when buying goods.My Initiative as a Community MemberVolunteer for clean-up drives.
Join environment-friendly groups.Plant a tree (in a vacant lot/backyard).Throw garbage in the trash can.Switch off faucets in the school or park when not in use.Thus, these are the correct options for the given columns.
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Can you guys please solve this for me ASAP???? Thank you=)
Answers
all offspring would be Bb
This means they would all have black fure because they all have a dominant alelle,
Black fur 100%
White fur 0%
but the offspring can give it to their offspring (depending on other parent)
How do auxins cause plants to bend?
A) Auxins make plant cells grow larger towards the light causing it to bend.
B) Auxins make plant cells grow heavier causing it to tip on one side.
C) Auxins cause plants to grow wider.
D) Auxins cause plant cells to shrink on one side making it less heavy, which tips the plant on the other side.
Answers
Answer:A) Auxins make plant cells grow larger towards the light causing it to bend.
Answer:
A.
Auxins make plant cells grow larger towards the light causing it to bend.
Explanation:
The auxins go more in the shady side, and that is why there are more auxins in the shady side, but in the illuminated side, there are less auxins. That will cause a bend in the growth of the plant towards the light source because the shady side has more auxins to make it grow. This is the reason why when there are auxins in a plant, they start to grow towards light.
I wrote all this by myself after understanding!
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Have a great day studying!
What forms when rocks break down?
Answers
Answer:Sand
Explanation:
Answer:
Explanation:
Sedimentary rock; such as mud, sand, or gravel.
can you guys help me please!?
THANKS!!
Answers
Radial symmetry
asymmetrical.
Pl z help giveing brianliest
Answers
Answer:
The first one
Explanation:
Most neutrinos particles are absorbed by tiny blood vessels in the stomach.
Are all changes in climate due to human activity?
Answers
Answer:
no
Explanation:
some are natural and partially unaffected by human activities, although most of them are
yes
EXPLANATION: There is overwhelming scientific evidence that human behavior is the main driver of climatic changes and global warming.
Select the dropper pipette.
Answers
Explanation: the one on the top right is a dropper pipette
Professor Parsons says
that Cramwood made a
mistake with his BAAD.
What could it have been?
What do you predict the
court will say? Write your
answer to the question
below on the other side
of this page
Answers
By adding tape to his BAAD, Cramwood increased its mass and increased
its inertia. The bigger BAAD requires more force to stop and ends up smacking Cramwood in the head when he applies the brakes.
What is inertia?Inertia is the tendency of an object to resist a change in its motion. Specifically, it is the property of matter that causes an object to maintain its state of rest or uniform motion in a straight line unless acted upon by an external force.
In other words, an object at rest will remain at rest, and an object in motion will continue to move at a constant speed and in a straight line, unless acted upon by an external force.
The amount of inertia an object has depends on its mass, with more massive objects having more inertia than less massive objects.
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The process in which an animal's cells use oxygen and digested food molecules to release the energy in food is called A. breathing B. cellular respiration C. diffusion D. gas exchange. You can only pick one.
Answers
Answer:
B Cellular Respiration
Explanation:
B. Cellular Respiration
1. What kinds of pollution do you know? Which is the worst? Discuss in group.
2. What are fossil fuels? Give examples. Where are they used? Can they be replaced?
3. Some factories dump waste water in rivers and ocean. How can we prevent this?
4. People throw away tons of garbage everyday. How can we reduce the amount of garbage?
5. Do you drink bottled water? Why or why not? What is its effect on the environment?
pls 3-5 sentence and then explain briefly the answer. ty
Answers
Answer:
1. There's air pollution, water pollution, noise pollution, and light pollution. The worst pollution is air pollution because it can cause severe health problems like respiratory diseases or even cancer.
2. Fossil fuels are resources that are formed from the remains of dead plants and animals. An example would be coal, oil, and natural gas. These fuels are used to generate electricity, power vehicles, heat homes and buildings. Yes, there many other energy sources that can replace fossil fuels.
3. One way to prevent factories from dumping waste water in rivers and oceans is to implement stricter regulations and penalties for those who violate them.
4. One of the best ways to reduce the amount of garbage is to reduce, reuse, and recycle.
5. Yes, I drink bottled water because it's more water to drink from a bottle and its effect on the environment is recycling and being reused.
1. Pollution can be of many types such as air pollution, water pollution, noise pollution, and land pollution. In my opinion, air pollution is the worst because it affects people's health and can cause breathing problems, heart diseases, and even cancer. Discussing this issue in a group can help us understand different perspectives and find solutions to reduce pollution.
2. Fossil fuels are non-renewable sources of energy that are formed from the remains of dead plants and animals. Examples of fossil fuels include coal, oil, and natural gas. They are used to generate electricity, fuel vehicles, and heat homes. However, they are a major contributor to air pollution and climate change. Fossil fuels can be replaced by renewable sources of energy such as solar, wind, and hydro power.
3. Factories dumping waste water in rivers and oceans can have a negative impact on aquatic life and the environment. To prevent this, factories can treat their waste water before discharging it into the environment. Governments can also enforce strict regulations and penalties for factories that violate environmental laws.
4. To reduce the amount of garbage, we can follow the three R's - reduce, reuse, and recycle. We can reduce the amount of waste we generate by using reusable bags, bottles, and containers. We can also compost organic waste such as food scraps and yard waste. Recycling can also help reduce the amount of garbage by turning waste into new products.
5. I try to avoid drinking bottled water because it generates a lot of plastic waste that can take hundreds of years to decompose. Plastic waste can also harm wildlife and pollute the oceans. Instead, I use a refillable water bottle and fill it with tap water. Tap water is safe to drink in most developed countries and can be a more sustainable choice.