Which elements make up proteins?

Carbon and hydrogen is the most abundant elements, respectively, in proteins.

See below

Explanation:

Amino Acids are the building blocks of proteins. Proteins are made up of many small units of amino acids.

Elements that make up protein are:

1) Carbon

2) Hydrogen

3) Oxygen

4) Nitrogen

5) Phosphorus

6) Small traces of other elements.

Hope this helped!

is it multiple choice?

the statements that apply here about binary star system are

"have stars that might appear to wobble"

"often have one star that is brighter than other"

a binary star is a star system consisting of two stars revolving around their common barycenter. systems of two or more stars are called multiple star systems.