AP BIOLOGY

LABORATORY REVIEW

MITOSIS AND MEIOSIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
True or False The cells produced at the end of meiosis contain half the number of chromosomes as the parent cell
A
True
B
False
Explanation: 

Detailed explanation-1: -Meiosis can be divided into two stages i.e. meiosis I and meiosis II . During these two stages, four haploid daughter cells are formed having half the number of chromosomes as the parent cell. During mitosis two diploid daughter cells are formed having the same chromosome number as the parent.

Detailed explanation-2: -Mitosis creates two identical daughter cells that each contain the same number of chromosomes as their parent cell. In contrast, meiosis gives rise to four unique daughter cells, each of which has half the number of chromosomes as the parent cell.

Detailed explanation-3: -At the conclusion of meiosis, there are four haploid daughter cells that go on to develop into either sperm or egg cells.

Detailed explanation-4: -Meiosis is sometimes called “reduction division” because it reduces the number of chromosomes to half the normal number so that, when fusion of sperm and egg occurs, baby will have the correct number.

Detailed explanation-5: -Each daughter cell will have half of the original 46 chromosomes, or 23 chromosomes. Each chromosome consists of 2 sister chromatids. The daughter cells now move in to the third and final phase of meiosis: meiosis II. At the end of meiosis I there are two haploid cells.

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