Most organisms either directly or indirectly use energy from the sun to survive, but not all of them. Plants and some microbes use the energy from the sun to perform photosynthesis.
Answer:
b. transitions
c. transversions
second
A. Crossing over between homologous chromosomes.
Answer:
Anemic Hypoxia.
Explanation:
As per the definition of this condition:
"Anemic hypoxia occurs when the oxygen carrying ability of the blood decreases, and thus, this defect is specifically associated with the blood. This implies that fewer hemoglobin molecules (or oxygen-binding sites) are available for binding oxygen."
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