If bacteria divide every 30 min, and you start with a single bacterium at noon, how many bacteria will you have just after 2: 00 pm?

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.

The body is protected against harmful flu viruses by

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?