Q: The human genome has how many more alu elements than the chimpanzee genome? Choices: - six times - ten - two times - three times A:
three times

Q: What determines velocity? Choices: - direction - change in direction - mass per unit - distance over time in a given direction A:
distance over time in a given direction

Q: Q: What organ does asthma periodically cause to narrow? Choices: - ovaries - intestines - liver - lungs A:
A: lungs

Question: Q: What do plants do to prevent water loss at night? Choices: - close their stems - shed their petals - open their petals - close their leaves A:
Answer: close their leaves

*Question*
Q: What us state leads all states in producing geothermal energy? Choices: - nevada - Texas - virginia - california A:
**Answer**
california

Q: Q: Natural selection can only take place if there is variation, or differences, among individuals in a population. importantly, these differences must have some genetic basis; otherwise, the selection will not lead to change in this? Choices: - fertilization - spontaneous mutation - mass extinction - next generation A:
A: next generation