The term "biotech barnyards" refers to
a. the production of human products by farm
animals.
b. the development of new species of farm
animals.
c. the increased production of milk, egg,
wool, etc.
d. modern methods of raising more animals on
less feed.
e. the creation of transgenic animals that can
produce several products
A
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In the brain and spinal cord, gray matter is composed of
a. nerve cell bodies. b. axons. c. dendrites d. ependymal cells. e. oligodendrocytes.
Predict what would happen if crossing over between homologous chromosomes occurred as part of mitosis.
A) Daughter cells would not be genetically identical. B) Daughter cells could contain two copies of the same allele. C) There would be no effect because sister chromatids separate in anaphase. D) Daughter cells would not be genetically identical, and they could contain two copies of the same allele.
Which of the following is TRUE of foodborne botulism?
A) It is an intoxication disorder. B) It is not a life-threatening infection even when left untreated. C) Large amounts of bacteria must be consumed to produce disease. D) Normal food preparation methods can prevent it. E) An effective vaccine is available.
Full induction of the lactose operon requires
A. lactose present. B. lactose and glucose present. C. lactose and arabinose present. D. lactose present without glucose.