Cell differentiation can be defined as

a. protein synthesis.
b. different cell lineages expressing different subsets of their genes during development.
c. all cell lineages expressing the same genes during development.
d. different cell lineages expressing all subsets of their genes during development.


e. different genomes present in different cell lineages.


ANSWER: b

Biology & Microbiology

You might also like to view...

The DNA of a bacterial cell must be compacted about _______ fold to fit within the confines of the cell

A. 10 B. 100 C. 150 D. 1000 E. 1,000,000

Biology & Microbiology

When the human gene coding for insulin is introduced into a mouse embryo, the gene is correctly

expressed in the appropriate tissue. This shows that:a. tissue-specific gene expression is highly conserved during evolution. b. the introduced gene was edited by the mouse embryo for proper function. c. the introduced gene was exactly the same as the mouse gene for insulin. d. mice and humans are not closely related. e. mouse genes are not tissue specific.

Biology & Microbiology

The accumulation of glucose 6-phosphate inside a bacterial cell via phosphorylation of glucose is an example of

A) facilitated diffusion. B) group translocation. C) osmosis. D) plasmolysis. E) diffusion.

Biology & Microbiology

Sister chromatid exchanges increase in frequency in the presence of X-rays, certain viruses, ultraviolet light, and certain chemical mutagens. In what autosomal recessive disorder is there known to be an increase in sister chromatid exchanges?

A) Harlequin syndrome B) cystic fibrosis C) achondroplasia D) Bloom syndrome E) Huntington's disease

Biology & Microbiology