(Q).
If cocaine causes blood vessels to contract, then what does cocaine make blood vessels do? Answer choices: - It expands - contract - reduce - It decreases - harm them - kill them - Rise - Damages them
(A).
contract

(Q).
If looseness of soil helps plants survive, then what helps plants survive? Answer choices: - nutrients - staying warm - Loose pants - hydration - hydrate their cells - Looseness of soil - Looseness of belt - Looseness of lips
(A).
Looseness of soil

(Q).
If an organism's fitness is a result of evolution, then what is one of the facets of an organism's evolution? Answer choices: - resistance - fitness - properties - thirst - movement - swimming - offspring - recycling
(A).
fitness