Today, most monoclonal antibodies are
a. produced using genetically altered bacteria.
b. collected from mice.
c. collected from sheep.
d. collected from horses.
e. produced using human subjects.
A
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The term evolution is used to describe
A. heritable changes in characteristics of a population from one generation to the next. B. any change in an individual that can be observed. C. changes in the number of individuals in a population due to mating. D. the ability of an individual organism to pass on what it has learned, through experience, to the next generation. E. any change in an individual organism that occurs in somatic cells.
It has been estimated that 70% of human and animal food ________ comes from seed endosperm of grain crops.
A. carbohydrate B. fat C. vitamins D. protein E. minerals
What type of molecule carries the hereditary information of an organism?
a. DNA b. RNA c. protein d. nucleus e. hormone
In birds, sex determination is:
A) similar to that in humans, in which the father has one copy of each of two different sex chromosomes. B) opposite of that in humans, because the mother has one copy of each of two different sex chromosomes. C) based on temperature. D) based on the males being haploid and the females being diploid. E) based on the males being diploid and the females being haploid.