Early in mitosis, the nucleus, nucleolus, and nuclear envelope begin to dissolve in preparation for cell division. in which stage of the cell cycle is this process reversed?

14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.

Which soil would most likely be found in the arctic? andisols gelisols histosols spodosols