Biology
08.08.2021 14:18
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All life on earth started as unicelluar, prokaryotic organisms. which of these structures
All life on earth started as unicelluar, prokaryotic organisms. which of these structures was vital for organisms to develop in order to evolve into more complex, multicellular organisms?
a) nucleus
b) ribosomes
c) cytoplasm
d) cell membrane
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a) nucleus
b) ribosomes
c) cytoplasm
d) cell membrane
alyxkellar06
5,0(52 marks)
The answer is (A) nucleus. The keyword is prokaryotic, which means original organisms did not have a nucleus.
xaguilar
4,6(42 marks)
C. If the separation of the two continents occurred well before the evolution of the common ancestor of African and South American monkeys, you must reject the vicariance hypothesis.
Explanation:
South America separated from Africa 140 million years ago and origin of ancestors of south American monkeys were approximately 40 million years ago.
the correct answer is C. If the separation of the two continents occurred well before the evolution of the common ancestor of African and South American monkeys, you must reject the vicariance hypothesis.
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