Answer: Option A
Explanation:
Homosapiens also known as Herto Man. It is the name given to the number of the early modern human fossil which was found in the 1977 which was dated to be around 160,000 years ago.
Palaeoanthropologists determines the skeletal that was found belongs to the extinct species of homo sapiens that once lived in Pleistocene Africa.
The skeletal was dated using the potassium dating which helped to known the age of the fossil.
Answer:
Protista
Explanation:
Protista is the first class of multicellular organism that arose in history. The first of this member is cyanobacteria.
Cyanobacteria is large group of photosynthetic organism that produce their own food by using light energy from sun and carbondioxide.
The first evidence of multicellularity is from cyanobacteria-like organisms that lived 3–3.5 billion years ago.
They help to can convert inert atmospheric nitrogen into an organic form, such as nitrate or ammonia.
The answer for this question is "founding population arrives, biogeographic isolation occurs, genetic changes occur, reproductive isolation results" so it is letter A
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