Which of these best explains why transfer RNA is often considered a "bridge" molecule? A.
It "connects" the strands of RNA to form a double helix.
B.
It "connects" all of the ribosomal RNA bases together.
C.
It "connects" ribosomes with the correct amino acid.
D.
It "connects" RNA to DNA.

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

What causes temperature extremes in the desert