I think the top three statements are the answer.
DNA:GCTAGCAG
RNA:CGAUCGUC therefore, C is the correct answer.
Carbohydrates. Sugar is the simplest from of carbohydrates.
Answer: they are specific in action
Explanation: The similarity between cell receptors and antibodies is that both are specific in action. They bind to their specific targets.
These targets can be determined by the shape of the receptor or the antibody. shape of a protein has a profound effect on its functions