A hypothesis is a testable explanation of a scientific problem that is based on research and observation.
The answer is B, DNA to RNA to protein
In order for a cell to create a protein, DNA must first be transcribed into mRNA. After the mRNA leaves the nucleus, it can be translated at a ribosome. Here, mRNA forms base pairs with a tRNA, which carries a specific amino acid. The amino acids form a long chain that makes a protein.
Answer:
Comes from carbon in glucose and the oxygen used in cellular respiration
Explanation:
Carbon dioxide is a waste product of cellular respiration