Fact 1: Most genes contain the instructions for a single protein.

Fact 2: DNA contains the instructions, proteins carry out the instructions.

Given the two facts above, answer the question "What in DNA, carried by genes, have instructions?" with the following options: 
- proteins
 - seeds
 - bioaerosols
 - ligt
 - blood
 - electrons
 - glucose
 - tissues


 

 proteins        