what is the density of a sample that has a mass of 0.590 g and a volume of 6.00 cm3 using the correct scientific notation 

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b.diffusion c. endocytosis d. exocytosisc. endocytosis

When energy is used, atp molecules convert to adp molecules. this process is called

Which kind of mutation has occurred when the codon for an amino acid is changed to a stop codon? a. a silent mutation b. a missense mutation c. a frameshift mutation d. a nonsense mutation