Which layers form earth’s rigid, mobile tectonic plates?

Which of the following statements about archaea and bacteria is true? a. neither is single-celled. b. they both have nuclear membranes. c. neither reproduces by binary fission. d. they both lack a nuclear membrane.

Individuals do not compete directly for resources, but are prey for the same predator

Describe the relationship between isotonic solutions, equilibrium, and water movement into and out of a cell.