*Question*
Q: What takes over the synthesis and secretion of progesterone throughout pregnancy as the corpus luteum degenerates? Choices: - vagina - uterus - ovaries - placenta A:
**Answer**
placenta

*Question*
Q: What causes light to refract? Choices: - speeding up - blinking - bending - slowing down A:
**Answer**
slowing down

*Question*
Q: What part of an animal helps to prevent water loss and gives support and protection? Choices: - membrane - cuticle - backbone - exoskeleton A:
**Answer**
exoskeleton

*Question*
Q: What kind of reaction adds water to an organic molecule and breaks the large molecule into smaller molecules? Choices: - heat reaction - supplementation reaction - aerobic reaction - hydration reaction A:
**Answer**
hydration reaction