What happens to an enzyme after it has completed a reaction? A. The enzyme is folded.
B. The enzyme is reused.
C. The enzyme is denatured.
D. The enzyme is destroyed.

The enzyme will always return to it's original state at the completion of the reaction . In other words the enzyme is reused.

the father in the first generation probably had the recessive colorblind trait in his x chromosome. if he and his wife both had the colorblind trait, even if she had 1 recessive and 1 dominant, then that trait would be passed on to their kids.

(since you didn't attach the family tree this is just an assumption)

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !