if DNA is damaged and can't be repaired,

What will be an ideal response?


the p53 protein initiates apoptosis.

Biology & Microbiology

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As cell lineages use varying subsets of genes during development, they become specialized through a

process called __________. Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Describe the challenges that plants faced when they entered the land, and how did they overcome

them? What will be an ideal response?

Biology & Microbiology

The migration of breeding individuals between populations causes a corresponding movement of alleles, which is

referred to as: a. mutation. b. gene flow. c. genetic drift. d. natural selection. e. directional selection.

Biology & Microbiology

Bacteria isolated from Lake Natron, where the water pH is close to 10, are which of the following?

A. alkaliphiles B. facultative anaerobes C. neutrophiles D. obligate anaerobes

Biology & Microbiology