An X chromosome carrying the allele for white eyes is transferred from a male to a female of the next generation and in the next generation is transmitted back to the male again. This is called:
A. Morgan's inheritance pattern.
B. crisscross inheritance.
C. sex-linked chromosomal transfer.
B
You might also like to view...
Because artificial selection is controlled by a breeder, how does it compare to natural selection?
A. It usually occurs at the same pace because mutations occur at the same rate. B. It usually is less efficient because there is no competition between individuals. C. It usually is more efficient because it is controlled through breeding and not reproductive success. D. It works well, but will only be able to produce a range of phenotypes based on the initial variation seen within the initial population. E. It works equally well, because both principles use the idea of hereditary traits to pass along variation to offspring.
Which of the following substances that are carried in blood can not diffuse across endothelial cells of a capillary?
a. carbon dioxide b. proteins c. small lipid-soluble molecules d. oxygen
A cohort is ____
a. a collection of same-aged individuals of the same species b. any member of the same species c. any member of the same species and sex within a population d. a sexual mate e. a litter mate or sibling within a large population
Smooth muscles
a. are not striated. b. have spindle-shaped cells. c. are found in the walls of hollow structures such as blood vessels and the stomach. d. are involuntary. e. include all of these descriptions.