Transfer RNA
A) is a subunit of ribosomes.
B) brings amino acids to the ribosome.
C) is a nucleic acid that carries the code for the primary structure of a protein.
D) transfers proteins into the nucleus.
B
You might also like to view...
Which is true of the poliomyelitis virus?
A. non-enveloped B. single-stranded DNA C. double-stranded RNA D. single-stranded RNA E. non-enveloped AND single-stranded RNA
Biologists captured and marked 120 butterflies, and later captured 150 of which 30 were marked. The population
estimate is 1000 butterflies.
Indicate whether the statement is true or false.Which of the following is the main difference between in vivo and ex vivo gene therapy?
A. Ex vivo gene therapy uses an individual's own cells, where in vivo gene therapy uses donor cells from other healthy individuals. B. Ex vivo gene therapy occurs inside the body and in vivo gene therapy occurs outside the body. C. Ex vivo gene therapy occurs outside the body and in vivo gene therapy occurs inside the body. D. Ex vivo gene therapy uses donor cells from other healthy individuals, where in vivo gene therapy uses an individual's own cells.
Within the lungs of humans, gas exchange occurs across
A) alveoli. B) bronchioles. C) tracheae. D) bronchi.