Two identical dna
molecules are produce
a dna molecule + the two strands of → molecular bases
untwists.
dna separate. pair up.
5. which nuclear process is represented above?
a. recombination
b. replication
c. fertilization
d. mutation

correct answer is option a.

tropopause, stratopause and mesopause have all in common aspect that is point of maximum temperature in its layer of the atmosphere. all layers of atmosphere observe abrupt change in temperature. tropopause is the boundary between troposphere and stratosphere. stratopause is the boundary between stratosphere and mesosphere. mesopause is the boundary between mesosphere and thermosphere. these all boundaries are ranges between altitude of 0 to 80 km.

b is the best answer for this question.

true is the