3.88 milligrams is equal to how many centigrams?

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.