Answer:
true
Explanation:
the biosphere takes a huge part of the earth
Answer: mitosis.
During DNA replication a pair of chromosomes of from one cell genders two duplicated chromosomes (so the number of chromosomes is duplicated), then in the mitosis process the cell split into two identical cells each with half of the duplicated chromosomes, so at the end one cell with two chromosomes form two cells each with two chromosomes. So, the new generation of cells has the same number of chromosomes.
C: from what I can see in the graph
They were adapted to an environment and once it is taken away the plants will slowly start to die. I'm not 100% :)