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olga nikolaevna [1]
3 years ago
7

The purpose of the heart is ?

Biology
1 answer:
Darina [25.2K]3 years ago
4 0

The purpose of your heart is to help pump your blood throughout the body. The heart beats, and it is in the upper body area.

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Because cells spend more than 90% of their time in interphase and not actively dividing,
nadya68 [22]

Answer:

During interphase, the cell undergoes normal growth processes while also preparing for cell division. It is the longest phase of the cell cycle, cell spends approximately 90% of its time in this phase.

3 0
3 years ago
Are salmon considered unclean ? ​
ANEK [815]

Answer:

it is unclean

Explanation:

fish that have non-shedding, non-overlapping, diamond-patterned, or imbedded scales should be considered unclean.

4 0
4 years ago
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Over 95% of incoming UV-B radiation is absorbed in the stratosphere. Please select the best answer from the choices provided
kramer

Answer:

True

Explanation:

The stratosphere is the layer of the earth’s atmosphere which is above the troposphere and below the mesosphere.

The stratosphere contains about 90 percent of the ozone layer. The stratosphere is made up of ozone layers which helps in the absorption of about 95 percent of the ultraviolet rays from the sun and converting to heat.

This is the reason why depletion of the ozone layer found in the stratosphere gives rise to global warming.

5 0
3 years ago
Primary producers are the basis of any food chain. Sunlight powers photosynthesis which results in the production of chemical en
I am Lyosha [343]

Answer:

A) Chemosynthesis

Explanation:

Organisms, such as bacteria and other living organisms, use chemosynthesis when there is an absence of light. They use inorganic chemicals to produce energy through reactions.

8 0
3 years ago
What are the openings (pores) called that allow these molecules to enter leaves? What molecule enters the plant through the root
SpyIntel [72]

Answer: Stomata

Explanation:

Stomata are pores in the leaf that allow gas exchange where water vapor leaves the plant and carbon dioxide enters.

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3 years ago
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