Viruses come in what kind of shapes and sizes?
A. only square or rectangular
B. only cube or prism
C. many different
D. always spherical

Deserts (especially true deserts) are not easy places for animals to live. animals who live in them often have special features that them survive. which adaptation would be for this group of animals? a) keen eye sight b) short, narrow legs c) tolerate heat d) webbed feet