Diploid organisms use meiosis to produce haploid cells. Meiosis consists of how many rounds of nuclear division?
A. one
B. two
C. three
D. four
E. none of these
B. two
You might also like to view...
Which of the following shows Chargaff's equivalence?
A) mRNA B) single-stranded DNA C) tRNA D) synthetic DNA (one strand all A, the other all T) E) all of the above
The idea that older, more stable habitats have greater species richness than habitats subjected to
frequent, widespread disturbances is known as: a. natural selection. b. the time hypothesis. c. island biogeography. d. the theory of community stability. e. the disturbance hypothesis.
Sperm and egg fuse to form a diploid fertilized egg, called a ________
Fill in the blank(s) with correct word
Under the influence of hormones, branch roots emerge from the ________ of a growing root
A) epidermis B) Casparian strip C) endodermis D) pericycle E) central cylinder