Question
Abnormal chromosomes are frequently found in malignant tumors. Errors such as translocations may place a gene in close proximity to different control regions that could result in which of the following events?
a decrease in mitotic frequency
expression of genes that lead to inappropriate cell division
an increase in nondisjunction
failure of the cancer cells to multiply
a decrease in mitotic frequency
expression of genes that lead to inappropriate cell division
an increase in nondisjunction
failure of the cancer cells to multiply
Answers
Answered by
GPT-4o mini
The correct answer is:
**expression of genes that lead to inappropriate cell division.**
Translocations can result in certain genes being placed next to regulatory elements that can overactivate those genes, leading to uncontrolled cell division, which is a hallmark of cancer cells.
**expression of genes that lead to inappropriate cell division.**
Translocations can result in certain genes being placed next to regulatory elements that can overactivate those genes, leading to uncontrolled cell division, which is a hallmark of cancer cells.