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Explanation:
A point mutation or substitution is a genetic mutation where a single nucleotide base is changed, inserted or deleted from a DNA or RNA sequence of an organism's genome.
Answer:
True
Explanation:
The mesentery fans throughout the abdomen. It is attached to the abdominal wall and the intestines, to keep them in place. It also prevents the intestines from falling down or twisting inside the abdomen. They also help with fighting infection as they have lymph nodes as well.
Answer:
the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water.
