This is often done through Pre implantation genetic diagnosis (PGD) where an egg is fertilised but before it is implanted into the mother it is tested for specific diseases.
Answer:
signal molecule is a general term for molecules also called (ligands)that bind specifically to other molecules (such as receptors). hope it helps!!
A structural adaption is the physical features of an organism, or some can be behavioral. With that said, your answer will be D.) A mouse has long whiskers that are used to detect temperature changes.
Answer:
paleontology
Explanation:
let me know if I'm right or wrong thank you