<span>Cardiovascular / Circulatory system: ...Digestive system / Excretory system: ...Endocrine system: ...Integumentary system/ Exocrine system: ...Lymphatic system / Immune system: ...Muscular system/Skeletal system: ...Nervous system: ...<span>Renal system / Urinary system:</span></span>
The answer is B seminal vesicles
Instructions for making proteins are stored in DNA
It's answer d, but for info :
The question of wether or not a virus is alive is not resolved, some scientists say yes, some say no.
The fact is, viruses need another organism's enzymatic machinery to survive : alone, they cannot multiply or grow, produce or use energy, functions that are common to everything alive.
On the other hand, they do possess nucleic acids and proteins like living beings!
