The three primary mechanisms by which molecules move across the cell membrane are :
- Passive transport, the movement of molecules that does not require energy
- Diffusion, when molecule move from higher concentration to lower concentration
- Osmosis, when molecule move to higher concentration
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The removal of Balanus shows that the realized niche of Chthamalus is smaller than its fundamental niche. <span>These two species of barnacle do not show competitive exclusion.</span>
Answer:
2
Explanation:
Humans need proteins, fatty acids, vitamins, and minerals
Answer:
It increases haemoglobin's affinity.
Explanation:
When CO binds to one heme molecule, the haemoglobin molecule becomes in a relaxed state and oxygen can bind so very easily.
The problem is not in the uptake of oxygen, it's with its delivery. The affinity for oxygen increases so much such that it becomes impossible to release and deliver the oxygen to tissues.
DNA (deoxyribonucleic acid)
