A couple in which the woman is homozygous dominant for clotting ability and the man has hemophilia A willproduce:a
carrier daughters and affected sons.
b. affected daughters and affected sons.
c. carrier daughters and normal sons.
d. normal daughters and normal sons.
e. offspring of unknown genotype for this gene.
c
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The secretions of the sweat and sebaceous glands provide ________ to the microbiota
A. water B. amino acids C. lipids D. All of the choices are correct.
A major difference between anaerobic respiration and anaerobic fermentation is .
a. in the use of oxygen b. that the former requires breathing c. that the latter uses organic molecules within the cell as final electron acceptors d. that fermentation only produces alcohol
Which of the following features are necessary to classify a plant as a monocot?
A. The plant will contain one cotyledon, have vascular bundles in a distinct ring, and the flowers will be in multiples of threes. B. The plant will contain one cotyledon, have a netted vein pattern in the leaves, and the flowers will be in multiples of threes. C. The plant will contain one cotyledon, have parallel veins in the leaves, and the flowers will be in multiples of fours or fives. D. The plant will contain one cotyledon, have parallel veins in the leaves, and the flowers will be in multiples of threes. E. The plant will contain two cotyledons, have parallel veins in the leaves, and the flowers will be in multiples of threes.
To control for stress, the researchers should have frozen some bacteria at the end of the experiment and defrosted these descendants along with their ancestors before comparing their thermal niches.
a. true b. false