Question: Q: What are chemical bonds between atoms of nonmetals that share valence electrons called? Choices: - electron bonds - ionic bonds - gravitational bonds - covalent bonds A:
Answer: covalent bonds

Question: Q: What is the measure of the change in the velocity of a moving object called? Choices: - transmission - compression - pressurization - acceleration A:
Answer: acceleration

Question: Q: What is formed when two dna strands link together in an antiparallel direction and are twisted? Choices: - guanine - anti-helix - RNA - double helix A:
Answer:
double helix