Viroids
A. are naked (lacking a protein shell) pieces of RNA.
B. are naked (lacking a protein shell) pieces of DNA.
C. are known to cause neurodegenerative diseases in animals.
D. are composed of protein encasing DNA.
E. are known to cause neurodegenerative diseases in animals AND are composed of protein encasing DNA.
A
You might also like to view...
How can the disruption of epigenetic markers result in cancer?
What will be an ideal response?
The specific compound that is capable of receiving light energy as the first step in sensory transduction is
A. rhodopsin. B. melanin. C. vitamin A. D. cone opsin. E. retinal.
Cyclic adenosine monophosphate (cAMP) functions as a(n) ________
a. peptide hormone b. intracellular receptor c. steroid hormone d. second messenger
What does ionizing radiation cause in DNA?
a. faster replication b. the formation of nucleotide dimers c. kinks in the DNA molecule d. breaks in the DNA molecule e. base pair mismatching