I believe it is A
Please make this the brainliest answer
Answer:
Proteins play a role in transport, enable movement, provide structure and support, and help make chemical reactions happen.
Explanation:
I'm not quite sure if this was your question, but these are the functions of protiens.
Answer:
a neutral solution? i think
Answer:
Vitamin D
Rickets
Explanation:
Lack of vitamin D causes rickets