AP BIOLOGY

CELL DIVISION

CELL DIVISION AND CANCEROUS CELLS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
True or False? While mutations can occur in mitosis, these mutations are NOT passed on to offspring.
A
True
B
False
Explanation: 

Detailed explanation-1: -This is false. So only in multicellular organisms, only the mutations that happen in the germ lines, which is the sperm and egg for humans are going to be passed down to the office for number four.

Detailed explanation-2: -As opposed to germ-line mutations, somatic mutations occur in cells found elsewhere in an organism’s body. Such mutations are passed to daughter cells during the process of mitosis (Figure 2), but they are not passed to offspring conceived via sexual reproduction.

Detailed explanation-3: -Somatic mutations occur in non-reproductive cells and so won’t be passed on to offspring.

Detailed explanation-4: -Somatic cells give rise to all non-germline tissues. Mutations in somatic cells are called somatic mutations. Because they do not occur in cells that give rise to gametes, the mutation is not passed along to the next generation by sexual means.

Detailed explanation-5: -If an acquired mutation occurs in an egg or sperm cell, it can be passed down to the individual’s offspring. Once an acquired mutation is passed down, it is a hereditary mutation. Acquired mutations are not passed down if they occur in the somatic cells, meaning body cells other than sperm cells and egg cells.

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