Q: Electrophiles have a strong tendency to react with what? Choices: - acids - neutrons - resistors - nucleophiles A:
nucleophiles

(Question)
Q: What is the term for the average number of individuals in a population for a given area? Choices: - result density - population structure - Area Density - population density A:
(Answer)
population density

Ques: Q: A doorknob and a ferris wheel are examples of what type of simple machine? Choices: - ball and socket - lever and pulley - ball and axle - wheel and axle A:
Ans: wheel and axle

(Q).
Q: Archaeans help break down sewage in waste treatment plants, so they fulfill what important role? Choices: - producers - consumers - pollenation - decomposer A:
(A).
decomposer

Ques:Q: Most carcinogens produce mutations in genes that control what? Choices: - ubiquitous cycle - digestive cycle - proteins cycle - cell cycle A:

Ans:cell cycle

Q: Where does the nucleus store chromatin ? Choices: - chloroplasts - ribosome - xerophyte - nucleoplasm A:
nucleoplasm