4 down is a mutation
16 down is Proteomics
3 across is amino acid (no space)
Answer:
The most important way that the pH of the blood is kept relatively constant is by buffers dissolved in the blood. Other organs help enhance the homeostatic function of the buffers. The kidneys help remove excess chemicals from the blood, as discussed in the Kidney Dialysis tutorial.
Explanation:
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Darwin believed in Darwinism which is a theory of biological evolution stating that all species of organisms arise through a process called natural selection to compete, survive, and reproduce
The answer is A, because the phytoplankton is the foundation of this food web. Without your foundation, "the building will begin to crumble".
<span>Luca Cavalli-Sforza is a geneticist who hypothesized that the skin-color change came late because previous people had complete vitamin D access to the foods that they are eating. But the moment they started farming, the main vitamin sources are reduced, making a larger gain of having light skin.</span>
