Q: How often does sperm develop in humans? Choices: - monthly - sporadically - rarely - continuously A:
continuously

Q: Endocytosis and exocytosis are types of vesicle transport that carry very large molecules across what structure? Choices: - cell substrate - the heart - dermis - cell membrane A:
cell membrane

Q: Q: What is caused by the same virus that causes chicken pox? Choices: - blisters - mumps - boils - shingles A:
A: shingles

Question: Q: The word antibiotic comes from the greek anti, meaning "against," and bios, meaning this? Choices: - bacteria - germ - virus - life A:
Answer: life

*Question*
Q: Which cell gives rise to all cells of the human body? Choices: - signaler stem cell - omnipoten stem cell - schwann stem cell - totipotent stem cell A:
**Answer**
totipotent stem cell

(Question)
Q: When gas particles collide, what kinds of collisions are these considered? Choices: - inelastic - perfect - conservative - elastic A:
(Answer)
elastic