A man and woman have a son who is color blind, a recessive sex-linked trait carried on the X chromosome, but neither parent is color blind. The woman is now pregnant with their second child. Which of the following statements is true about the second child? (2 points)

No their second child is not a colour blind

if it's girl it's a carrier & if it's a it's a normal vision

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.