Answer:
Most multicellular organisms are unable to reproduce by budding because there are too many specialized cell types within the organism.
Answer:
- Oxygen
- The body cells
- Producing energy
Explanation:
We breathe in oxygen from the external environment. Oxygen passes into our lungs and is passed into the blood capilaries. Here it is carried to all the cells throughout the body.
It diffuses into the cells and is necessary for the final stages of energy production by aerobic respiration. Therefore, it is necessary for powering all cellular processes.
Answer:
The first one is A. The second one is A and the last one is B.
Explanation:
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