Fatty acids usually have an even number of carbons in their structures. They are catabolized by a process called beta-oxidation. The end products of the metabolic pathway are acetyl groups of acetyl CoA molecules. These acetyl groups _____
A) directly enter the electron transport chain
B) directly enter the energy-yielding stages of glycolysis
C) are directly decarboxylated by pyruvate dehydrogenase
D) directly enter the citric acid cycle
D
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Which of the following is an example of an amino acid-derived hormone?
a. estrogen b. testosterone c. epinephrine d. follicle-stimulating hormone
A region of a chromosome on spanning the centromere is broken and reattached in the reverse direction. This is an example of which type of chromosomal defect?
A) paracentric inversion B) pericentric inversion C) pericentric translocation D) dicentric inversion E) dicentric translocation
Which of these equations describes aerobic cellular respiration?
A) glucose ? lactic acid + energy B) energy + carbon dioxide + water ? glucose + oxygen + water C) glucose + oxygen ? carbon dioxide + water + energy D) none of the above
Which term refers to a fruit that develops from a single ovary in a single flower?
a. simple fruit b. accessory fruit c. multiple fruit d. aggregate fruit