The major characteristics that uniquely identify each chromosome in a karyotype are the
A. types of proteins, number of telomeres, and banding pattern.
B. size, number of telomeres, and banding pattern.
C. sequence of nitrogen bases, types of proteins, and banding pattern.
D. centromere position, banding pattern, and size.
E. position and orientation, types of proteins, and genes.
D. centromere position, banding pattern, and size.
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Ecomorphs are
a. not very closely related members of the same genus that appear very different from each other and that live in very different habitats. b. closely related members of the same genus that appear very similar to each other although they live in very different habitats. c. members of the same species that appear very similar to each other although they live in very different habitats. d. not very closely related members of the same genus that nevertheless appear very similar to each other and that live in very similar habitats. e. closely related members of the same genus that appear very similar to each other and that live in very similar habitats.
Which factor would most likely lead to
hypothermia?
a. cutting the grass b. exercising c. falling through the ice d. getting the flu e. none of these
In recombinant DNA technology, a YAC is an enzyme isolated from a large South American, four-legged mammal
Indicate whether the statement is true or false
What characteristic of Borrelia burgdorferi makes it an unusual bacterium?
A) It is a Gram-negative bacterium that lacks an LPS layer. B) It is a spirochete that is motile. C) It causes damage to multiple organ systems. D) Transovarian transmission of the pathogen is rare. E) It is transmitted by an arthropod vector.