*Question*
Q: A mineral can be made of an element or a? Choices: - Sediment - component - cell - compound A:
**Answer**
compound

*Question*
Q: What do some animals use for shelter? Choices: - invisible materials - indestructible materials - living materials - nonliving materials A:
**Answer**
nonliving materials

*Question*
Q: When female mammalian embryos consist of just a few thousand cells, one x chromosome in each cell inactivates by condensing into a structure called what? Choices: - lewy's body - morton body - baker body - barr body A:
**Answer**
barr body

*Question*
Q: In which way to vertebrates reproduces? Choices: - anally - biologically - asexually - sexually A:
**Answer**
sexually