Which of the following is TRUE about introns?
a. They are a retained sequence in the final RNA product.
b. They cause the final RNA product to be shorter than the original gene.
c. They are removed when the primary transcript is processed.
d. Both a and b
e. Both b and c
Ans: e
You might also like to view...
Genes are located on ________.
A. chromosomes B. mitosis C. the cytoplasm D. the centromere
The most common chronic blood-borne infection in the U.S. is
A. hepatitis A B. hepatitis B C. hepatitis C D. hepatitis D
A structure consisting of two homologous chromosomes bound together so tightly during the first meiotic prophase that they behave as a single unit is called a ________
Fill in the blank with correct word.
What controls circadian rhythms, and which environment sets this clock?
a. an internal clock; an external environment b. an artificial clock; a natural environment c. an external clock; an internal environment d. a natural clock; an artificial environment