Here is the answer. The <span>epithelial tissues that secrete hormones and other substances used in metabolism are the glands. These glands belong to the endocrine system. Hope this answers your question. Have a great day ahead!</span>
A. Chloroplast would be the answer hope this helps dear! if u can please put me as brainliest!
C) make proteins
Amino acids contain nitrogen and amino acids are used to make proteins.
Answer: the answer is (d)
Explanation: