Q: What kind of mutations are produced by nucleotide-pair insertions or deletions? Choices: - shifty - framing - cloned - frameshift A:
frameshift

(Question)
Q: What are the messenger molecules of the endocrine system? Choices: - neurons - enzymes - acids - hormones A:
(Answer)
hormones

Ques: Q: Equal and oppositely directed forces produce what kind of acceleration? Choices: - steady acceleration - greater acceleration - faster acceleration - no acceleration A:
Ans: no acceleration

(Q).
Q: What is the term for the energy of movement? Choices: - potential energy - intrinsic energy - molecular energy - mechanical energy A:
(A).
mechanical energy

Ques:Q: What is it called when poles are in opposite positions? Choices: - reversed bonding - polar effect - demagnetization - reversed polarity A:

Ans:reversed polarity

Q: Eggs are produced in what organs and, upon fertilization, develop in what other organ? Choices: - fallopian tubes, ovaries - cervix, ovaries - uterus, vagina - ovaries, uterus A:
ovaries, uterus