Q: What do dendrites receive signals from? Choices: - hormones - fibers - electrons - neurons A:
neurons

(Question)
Q: What are unsaturated hydrocarbons with at least one triple bond between carbon atoms? Choices: - amines - lipids - ketones - alkynes A:
(Answer)
alkynes

Ques: Q: The same reaction regenerates pyruvate, which is transported to which cells? Choices: - outermost - skin - symbionts - mesophyll A:
Ans: mesophyll

(Q).
Q: Solid-state radiation detectors convert ionization produced in a semiconductor (like those found in computer chips) directly into what? Choices: - thermal energy - microwaves - isotopes - electrical signal A:
(A).
electrical signal

Ques:Q: What is formed when a subducting plate flows under another tectonic plate? Choices: - magma - boundary plate - fault line - volcanic arc A:

Ans:volcanic arc

Q: What happens to energy in a closed system? Choices: - is replicated - is destroyed - is wasted - is conserved A:
is conserved