HELP! WILL GIVE BRANLIEST!

Blood cells bring oxygen to cells and take carbon dioxide away. true or false

Amino acids are important to the body because they build carbohydrates proteins complex carbohydrates simple sugars fats

Viruses ) manufacture their own atp, proteins, and nucleic acidsb) use the host cell to copy themselves and make viral proteinsc) use the host cell to copy themselves and then viruses synthesize their own proteinsd) metabolize food and produce their own atp