Ques: Q: Many hydrocarbons are cyclic and adopt specific three-dimensional structures that influence their physical and what properties? Choices: - liquid - electrical - radiation - chemical A:
Ans: chemical

Ques: Q: What term is used to describe organelles that are found only in animal cells? Choices: - anticlines - fibrils - acids - centrioles A:
Ans: centrioles

Ques: Q: What are membrane-bound organelles with their own dna called? Choices: - vacuoles - chromosomes - ribosomes - plastids A:
Ans: plastids

Ques: Q: What kind of muscle is responsible for hollow organs contracting? Choices: - micro muscle - tough muscle - rough muscle - smooth muscle A:
Ans:
smooth muscle