Oxygen moving from the bloodstream into a cell down a concentration gradient is a form of
a: osmosis
b: endocytosis
c: active transport
d: passive transport

If the first nucleotide after the promoter on the bottom dna strand in the simulation is changed from c to t, what would the resulting nucleotide be on the mrna? test your prediction by making the change and running the simulation.

What are the headings of a data table

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.