Answer:
nucleotides
Explanation:
RNA and DNA are polymers made of long chains of nucleotides.
Answer:
Proteins and carbohydrates
Explanation:
Using the supplements for dog is important in order to make the muscle growth and to strengthen the tissues.
Answer:
The respitory system and the nervous system.
Explanation:
I'm pretty sure
Answer: The reason why stem cell research is a big field in biology or even the world is because stem cells might be able to treat degenerative conditions as well as answering questions about human development.