An example of a monotreme is a(n)
a. elephant.
b. platypus.
c. duck.
d. kangaroo.

Can someone i have no idea of how to do this.

How can you tell the difference between rough er from smooth er?

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping