What happens when cells cannot repair the damage caused by a mutagen

A) the DNA base sequence changes permanently

B) the DNA base sequence is not affected

C) the organism is not affected

D) the organism is affected temorarily

Which characteristic do all protists have?

Describe the developments That lead to cell theory

Albert wants to practice conservation. He has decided to examine his lifestyle in order to identify areas in which he can reduce the resources he consumes, reuse resources he already has, and recycle resources that he cannot reuse.

What's the definition of science

A particular antibiotic kills 99% of a bacterial population. What will be the result of the continued application of this antibiotic?

The main difference between lactic acid fermentation and alcoholic fermentation is that lactic acid fermentation a. produces more energy than alcoholic fermentation. b. produces less energy than alcoholic fermentation. c.

What information should the nurse document in the medication record when administering a non-narcotic pain medication? select all that apply?

What systems are involved in human reproduction?

Nerve impulses leading to the brain carry information about cool temperatures on the skin. the nerve fibers sending these signals will most likely belong to which division of the nervous system?

Mary lou's cancer began in her skin and then spread to her liver and brain. what type of cancer does mary lou likely have?