Which of the following helps support the RNA World hypothesis?
A) ribozymes
B) catalytic RNAs
C) genetic information encoded on RNA
D) all of the above
Correct Answer:
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Q1: Gene families areـــــــــــــــــــــ .
A)groups of genes with
Q2: The African Eve hypothesis is based on
Q3: The transfer of genetic information from one
Q4: Which was likely the first molecule of
Q5: Mitochondrial DNAــــــــــــــــــــــ .
A)has a high mutation rate
B)is
Q6: Evolution relies upon ـــــــــــــ ـــــ.
A)mutations made in somatic
Q7: Gene duplication generates new genes with novel
Q8: Life likely evolved underــــــــــــــــــــــ .
A)a reducing atmosphere
B)cold
Q9: Recent evolutionary changes are easier to identify
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