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3 years ago

What do volcanoes have to do with the carbon cycle ?

1 answer:

5 0

The slow cycle returns carbon to the atmosphere through volcanoes. ... If carbon dioxide rises in the atmosphere because of an increase in volcanic activity, for example, temperatures rise, leading to more rain, which dissolves more rock, creating more ions that will eventually deposit more carbon on the ocean floor.

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Which of the following events can result in inheritable genetic variations in organisms

Svetlanka [38]

The right answer is B.

The answer B is the only proposition which specified at which stage the event must occur, in fact, the meiosis.

Meiosis is a characteristic division of reproductive cells that can generate gametes to form new species (desendence). So if a mutation occurs at this time (such as recombinations) it will inevitably be inherited.

3 0

3 years ago

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What allows for some substances to be reabsorbed and others to leak from the tubule in the enthrone?

MAXImum [283]

The right answer is <span>A) semi-permeable membrane

<span>A semi-permeable membrane is a membrane permeable to a liquid (solvent) and impermeable (or poorly permeable) to substances dissolved in the liquid (solute).

</span>The tubule of a kidney consists of a semi-permeable membrane and has also specific transporters which allow absorption and reabsorption. These "tools" allows some substances like ions to be absorbed/reabsorbed (by the transporters), without any changes in the concentration of the other substances (because both the membrane and the transporters stopped them).</span>

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3 years ago

Jane Goodall did some things that would probably not be done today in a scientific study. What were some things?

sertanlavr [38]

Answer:

Answer is D, all of the above

8 0

3 years ago

List three environmental factors that can be unhealthy?

Gre4nikov [31]

Answer:

pollution

nuclear/industrial waste

climate change

Explanation:

5 0

3 years ago

Study the image. Which best describes what the picture shows? an organism a community

denis-greek [22]

Image and options are not provided in the question, the image is attached below and the complete question is as following:

Study the image. Which best describes what the picture shows? an organism a community:

A. an organism

B. a community

C. a niche

D. a population

Answer:

D. a population

Explanation:

Biological organization is defined as a hierarchy of complex biological structures and systems on the basis of several related philosophical ideas.

It shows the arrangment of organism or biological structures from simplest form to complex, it includes atom, molecule, organelle, tissues, cells, organ systems, organisms, populations, communities, ecosystem, and biosphere (not arranged in sequential manner).

The given picture is related to a population because it shows groups of organisms of the same species, that is rats.

Hence, the correct option is D.

5 0

3 years ago

Read 2 more answers