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Ahat [919]
3 years ago
15

Why do living cells need water?

Biology
1 answer:
drek231 [11]3 years ago
5 0
Water is an essential to constituent of the protoplasm of living cells because it is directly involved in countless biochemical reactions like photosynthesis and respiration. Without it cells couldn’t move waste and by products, take in nutrients, perform intracellular transportation, functioning and signaling.
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What would happen if our lungs where made up of only one big alveoli?
Dimas [21]

The process of respiration system would not function well if the lungs was made up of only one big alveoli.

<u>Explanation:</u>

The main role of alveoli is to help the lungs to breath, for ventilation, diffusion and perfusion. The process of respiration system would not function well if the lungs was made up of only one big alveoli.

Alveoli are tiny to help the flow of oxygen and carbon dioxide, it helps the oxygen flow into the lungs and remove the carbon dioxide. If the alveoli is just one and big, then it would be hard to flow the oxygen through lungs and remove the carbon dioxide.

Therefore, it is good to have many tiny alveoli than one big one or the rib cage  that protect the lungs could go through some damages.

7 0
3 years ago
In the experiment described in the scenario, which group represents the control group?
kow [346]

Answer: D.) Plant D

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6 0
3 years ago
What are the main components of a mature gymnosperm seed? select all that apply. select all that apply. embryo pollen grain food
BigorU [14]

POLLEN GRAIN, SEED COAT, MEGASPORANGIUM AND EMBRYO. <--- ANSWER

Gymnosperms are seed bearing plants, which do not have the combination of specialized features that characterized the flowering plants.

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3 years ago
In a multicellular organism, organs carry out a variety of life functions. In a single-celled organism, these functions are perf
Art [367]
These are performed by organelles.

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hram777 [196]
Here is the answer to the question

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2 years ago
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