Which of the following is a good reason for why tobacco smoke is considered a carcinogen

Why do mutations in genes affect traits? o a. genes determine what type of mutagens an organism has. o b. genes produce proteins that cause traits. o c. genes affect how many chromosomes an organism has o d. genes code for carbohydrates that influence traits.

All eukaryotic cells contain small bodies called

How do the evolutionary chart and the video support the claim that all living things are made up of cells?