Calories are a measure of the:
A) amount of energy the food contains.
B) nutritional value of food.
C) amount of minerals and vitamins a food contains.
D) weight of the food.
Answer: A
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A drug produced using recombinant DNA technology that is used illegally by athletes is
A) insulin. B) streptokinase. C) tissue plasminogen activator. D) erythropoietin.
Which of the following techniques is most likely to lead to heteroplasmy?
A) Cytoplasmic donation B) Embryo donation C) Oocyte donation D) In vitro fertilization
During mitotic anaphase, chromosomes migrate
a. from the poles of the cell toward the equatorial plate. b. from the equatorial plate toward the poles. c. toward the nuclear envelope. d. along with their sister chromatids toward one pole. e. along with the other member of the homologous pair toward the equatorial plate.
Microbes today are used in many ways to help improve our lives. Which of the following is NOT a contribution by microbes?
tofu laundry detergent antibiotics vitamins