The synthesis of DNA or RNA from the organic soup would have been guided by the actions of enzymes in the

A. protein-first hypothesis.
B. RNA-first hypothesis.
C. clay-catalyst hypothesis.
D. chloroplast.


Ans: A. protein-first hypothesis.

Biology & Microbiology

You might also like to view...

In a lichen, the fungal partner

A. provides a substratum within which the alga grows. B. provides water and minerals to the alga. C. protects the alga from excess light intensities. D. All of the choices are correct.

Biology & Microbiology

Chylomicrons are protein-covered fat droplets

____________________ Indicate whether the statement is true or false.

Biology & Microbiology

Unlike red blood cells, white blood cells are capable of leaving blood vessels to enter the tissue fluid between cells

Indicate whether the statement is true or false

Biology & Microbiology

Is the cell membrane static (stiff)?

Yes No

Biology & Microbiology