Q: Metabolism is controlled by regulation of what? Choices: - sequence activity - nucleus activity - cell activity - enzyme activity A:
enzyme activity

Q: Habitat loss, introduced species, overharvesting, and global change are major threats to what? Choices: - the earth's gravity - the sun - transportation - biodiversity A:
biodiversity

Q: Q: When a solution freezes, only what particles come together to form a solid phase, while the presence of solute particles interferes with that process? Choices: - pigment - hydrogen - diluent - solvent A:
A: solvent

Question: Q: In the small intestine, chyme mixes with bile, which emulsifies what substances? Choices: - sugars - acids - proteins - fats A:
Answer: fats

*Question*
Q: What do we call the amount of time a substance is stored in a reservoir? Choices: - storage time - latency - presence time - residence time A:
**Answer**
residence time

(Q).
Q: Which organelle specific to plant cells is responsible for photosynthesis? Choices: - the mitochondria - the vacuole - the lipid - the chloroplast A:
(A).
the chloroplast