Phenylketonuria is an inherited disorder. Affected individuals have a defective enzyme called phenylalanine hydroxylase. The substance that these individuals cannot break down is a(n):
A) carbohydrate.
B) nucleic acid.
C) protein.
D) lipid.
E) amino acid.
E) amino acid.
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Explain why individuals with type O blood can donate to any other blood type, and why individuals with type AB blood can accept blood of any blood type
What will be an ideal response?
The Shannon diversity index for the low marsh is __.The Shannon diversity index for the high marsh is __.
Fill in the blank(s) with the appropriate word(s).
In sweet peas, genes C and P are necessary for
colored flowers. In the absence of either (__ pp or cc __) or both (cc pp), the flowers are white. Give the probable genotype of a plant with colored flowers and a plant with white flowers that produced 38 plants with colored flowers and 42 plants with white flowers. What will be an ideal response?
A solution with a pH of 7.4 ____
a. is considered an acid b. has more H+ than OHc. has equal numbers of H+ and OHd. has a pH similar to ammonia e. is similar in acidity to normal body fluids