Unlike other substances involved in a chemical reaction, the enzyme is not consumed in the reaction. Was the lactase molecule used up(consumed) in the reaction? How can you tell?

How does the study of genetic disorders such as pku biologists understand normal alleles?

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

Pink fur (p) is dominant to purple fur (p) in hamsters. two heterozygous pink hamsters are crossed. what is the probability that these two parents will have an offspring with purple fur? 2/4, 1/2 or 50% 1/4 or 25% 3/4 or 75% 4/4 or 100% there is no chance for this type of offspring