*Question*
Q: What are the structural and functional units of the nervous system, which transmit nerve impulses to other cells? Choices: - axions - ions - electrons - neurons A:
**Answer**
neurons

*Question*
Q: What is the term for the development of an embryo inside an egg within the mother's body until it hatches? Choices: - asexual reproduction - pregnancy - spawning - ovovivipary A:
**Answer**
ovovivipary

*Question*
Q: Some membrane proteins that actively transport ions contribute to what? Choices: - organism potential - protein potential - cellular potential - membrane potential A:
**Answer**
membrane potential

*Question*
Q: Shivering helps the body return to a stable what? Choices: - pH level - weight - mood - temperature A:
**Answer**
temperature