The split (speciation) between hominids and apes occurred:
a. in africa
b. in the americans
c. in europe
d. in southeast asia
e. in china

The correct answer is a. in Africa

Explanation:

Some researchers says that the earliest primates used to live in Europe from where they migrated to Africa nearly eight million years ago and split into hominids and modern apes. But it is still a debatable topic that where the speciation between ape and humans occurred.

So upto current knowledge the correct answer is a. Africa

explanation:

mitosis is used to produce daughter cells that are genetically identical to the parent cells. the cell copies - or 'replicates' - its chromosomes, and then splits the copied chromosomes equally to make sure that each daughter cell has a full set.

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.