All epithelial cells in the inner lining of the large intestine that are heterozygous for an APC mutation ____
a. are able to control cell division with the second copy of the APC gene
b. become cancerous
c. require additional mutations in downstream genes to become cancerous
d. cause the transition from polyps into colon cancer
e. can partially escape control of the cell cycle and lead to the formation of clusters of polyps
e
You might also like to view...
Noncompetitive inhibition of enzymes occurs
A. when a cofactor, instead of a reactant, binds to the enzyme active site. B. when the product, instead of the reactant, of a reaction binds to the active site. C. by blocking the production of an enzyme. D. when a substance binds to an enzyme at a site away from the active site. E. when a substance other than the substrate binds at the active site of an enzyme.
In genomic imprinting:a
a gene is imprinted with the phenotype of the parent, passing it to a progeny. b. the expression of a gene depends on the parental phenotype. c. a gene is imprinted with the age of the parent, passing it to the progeny. d. the expression of a gene depends on which parent it is inherited from. e. is a place where a part of a chromatid is attached to a chromosome
An enucleated egg cell ________
A) contains an extra copy of a gene B) has two nuclei C) lacks a nucleus D) cannot be used for cloning E) is a type of stem cell
Which of the following terms is used to indicate the entire set of proteins that can be made by a cell?
A) transcriptome B) genome C) proteome D) metabolome E) exome