Human influence ecosystem by chopping down forests,and cars burning off greenhouse gases.Humans can effect the ecosystem in a negative way ,by pollution, waste dumping, over hunting of animals,over fishing,industrial gases,energy use and not using
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A person can have normal chromosomes in number and structure, but still have a disease or condition caused by a mutation in one or more of the genes on the chromosomes. A single gene defect usually does not cause the chromosome structure or number to be abnormal.
Explanation:
I'm not sure if this is correct but hope it helps.
Answer:
Answer b is the right one
Explanation:
base on which an organism lives the soil is the substrate of most seed plants. .A substance acted upon (as by an enzyme)
Answer:
biceps brachii is highlighted