What is the purpose of control rods in a nuclear reactor, and how can their malfunction lead to meltdown?

Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated