An atom of element a has 49 protons. what would the element's atomic number be?

The images show the wings of a bat and a bee. from this evidence, what can you conclude about the evolutionary relationship between these organisms? a. the wing structures of the bat and the bee are different, indicating they didn’t inherit wings from a common ancestor. b. the wing structures of the bat and the bee are different, indicating they inherited wings from a common ancestor. c. the functions of bat wings and bee wings are the same, indicating they obtained wings from a common ancestor. d. the functions of bat wings and bee wings are different, indicating they didn’t obtain wings from a common ancestor.

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol

This is collection of data made by comparing objects in standard units. in science, the units are metric.