100 points what are the main hormones in the female reproductive system? check all that apply. estrogen progesterone testosterone

Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?

What is responsible for the uneven heating between the poles and the equator on any given day