Q: Q: A common age-related bone disease in which bone density and strength is decreased is know as what? A:

OPTIONS:
- allergies
- Stomach
- fibrosis
- osteoporosis

A: osteoporosis

Q: Q: Solar and wind are still expensive compared to what? A:

OPTIONS:
- electricity
- coal fuels
- batteries
- fossil fuels

A: fossil fuels

Q: Q: While the chromosome is replicating, the cell does what? A:

OPTIONS:
- propagates
- shrinks
- diffuses
- elongates

A: elongates

Q: Q: What are the two main types of diabetes? A:

OPTIONS:
- type 0, 1
- type a, b
- type 3, 4
- type 1, type 2

A:
type 1, type 2