That answer would be hypothesis
The option is A.I am 100% sure.See in the textbook also.
mark my answer as brainliest
Answer:
The middle one pls brainliest if right
Explanation:
Carbon, hydrogen, and oxygen are used during photosynthesis
A gene directs the synthesis of a protein<span> by a two-step process. First, the instructions in the </span>gene<span> in the DNA are copied into a messenger RNA (mRNA) molecule. The sequence of nucleotides in the </span>gene<span> determines the sequence of nucleotides in the mRNA. This step is called transcription.</span>