Q: What paired organs that are part of the urinary system play the prime role in excretion? Choices: - ovaries - liver - lungs - kidneys A:
kidneys

Q: The movement of bone away from the midline of the body is called what? Choices: - spring - continuation - flexion - extension A:
extension

Q: Q: How does heat travel from the sun to the earth? Choices: - through sound waves - through light waves - secondary radiation from the sun - thermal radiation from the sun A:
A: thermal radiation from the sun

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

*Question*
Q: Mating with no strong pair-bonds is called? Choices: - mutual - covalent - heterogeneous - promiscuous A:
**Answer**
promiscuous

Q: Differences in fitness among different members of a population can lead to what kind of selection? Choices: - fluid selection - subliminal selection - origin selection - natural selection A:
natural selection