Why are enzymes considered reused ?

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

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

Why would satellite imagery be more useful than a map in some instances? check all that apply. provides landmarks such as buildings is an overhead view of earth’s features can be used when internet is not available provides small details of roads for digital maps provides various methods of transportation to a location