Diploid means having
a)one complete set of chromosomes.
b)three complete sets of chromosomes.
c)two complete sets of chromosomes.
d)two chromosomes in each somatic cell.
e)two chromosomes in each gamete.
c)two complete sets of chromosomes.
You might also like to view...
A rare genetic disorder called Gaucher disease may strike as many as one in 450 people of ____ descent
a. Middle Eastern b. Western European c. African American d. British e. Eastern European
Internal fertilization is more advantageous than external fertilization because it:
a. permits cross-species fertilization. b. is more open to chance. c. produces a motile egg. d. increases the life span of gametes. e. provides a protective environment for gamete fusion.
In eukaryotes, the nucleus is enclosed by a double membrane called the:
A) cell membrane. B) nuclear envelope. C) nucleolus. D) nucleoplasm. E) nucleosome.
Which of the following statements most accurately describes the expression of the repressor protein of the tryptophan operon?
a. The gene for the tryptophan repressor is turned on in response to high levels of tryptophan in the cell. b. The gene for the tryptophan repressor is turned off in response to high levels of tryptophan in the cell. c. The gene for the tryptophan repressor is turned on in response to low levels of tryptophan in the cell. d. The gene for the tryptophan repressor is turned off in response to low levels of tryptophan in the cell. e. The gene for the tryptophan repressor is expressed constitutively.