Q: The product of a wave's wavelength and its frequency is what? Choices: - trough - velocity - amplitude - speed A:
speed

(Question)
Q: What elements do lipids primarily consist of? Choices: - silicon, hydrogen , and oxygen - iron, hydrogen , and oxygen - helium, hydrogen , and oxygen - carbon, hydrogen, and oxygen A:
(Answer)
carbon, hydrogen, and oxygen

Ques: Q: What comprises the contents of a cell between the plasma membrane and the nuclear envelope? Choices: - protoplasm - cerebellum - cytoskeleton - cytoplasm A:
Ans: cytoplasm

(Q).
Q: Chemical reactions that consume energy are called what? Choices: - exothermic reactions - inefficient reactions - greedy reactions - endothermic reactions A:
(A).
endothermic reactions

Ques:Q: What is the exchange of plasmids by prokaryotes called? Choices: - biochemical transfer - artificial transfer - transcription - genetic transfer A:

Ans:genetic transfer

Ques: Q: What type of systemic response involves lymphocytes? Choices: - natural - chronic - inflammation - immune A:
Ans:
immune