Q: How many additional pairs of appendages do arachnids have? Choices: - 0 - 4 - 6 - 2 A:
2

Q: Distinguishing between homology and analogy is critical in reconstructing what? Choices: - residues - phylums - proteases - phylogenies A:
phylogenies

Q: Q: What is the name of the "point" that refers to the temperature at which water vapor condenses? Choices: - melting point - brine point - water point - dew point A:
A: dew point

Question: Q: How many protons do all atoms of a particular element have in their nuclei? Choices: - varying number - three - zero - same number A:
Answer: same number

*Question*
Q: In animal cells, what arises from the centrosomes and includes spindle microtubules and asters? Choices: - Golgi apparatus - ribosomes - DNA helix - the spindle A:
**Answer**
the spindle

*Question*
Q: Photosynthesis requires light, water and what else? Choices: - seasons - nitrogen - soil - carbon dioxide A:
**Answer**
carbon dioxide