The answer is:
<u><em>A) Methane</em></u>
because if u picked anything else the reaction would not happen
Hey there!
The answer to that is genes.
Genes are parts of the DNA and are the functional unit of inheritance.
Genes are the reason why a child looks like his/her parents. Genes from the parents are inherited to the child and are in the child's DNA.
Hope this helps. Have an awesome day! :)
P.S. Congrats on asking the 8 millionth question on Brainly!
Do you mean by-product? Because in that case no. Oxygen is not a by-product of the Krebs Cycle, but Carbon Dioxide is.
Answer:
Please mark me brainliest!!
Explanation:
1. threonine
2. UUU and UUC
3. methionine, valine, and glycine
4. DNA