A researcher has mapped the entire genome of an insect. She notices that the genome contains around a thousand copies of a particular DNA sequence. What is the most likely function of this DNA sequence?
A. Its function is to code for rRNA.
B. Its function is to copy and move within the genome via an RNA intermediate.
C. Its function is to provide antibiotic resistance.
D. The sequence most likely has no function.
Answer: A
You might also like to view...
__________ is required for the production of pizza, and the bubbles in the crust contain
__________
a. Baker’s yeast; carbon dioxide b. Baker’s yeast; oxygen c. Brewer’s yeast; carbon dioxide d. Brewer’s yeast; oxygen
Why do crossing over and independent assortment occur during meiosis?
a. to increase genetic diversity b. to decrease genetic diversity c. to increase cell production d. to decrease cell production
The adrenal glands are closest to what organ(s)?
a. brain b. pancreas c. testes/ovaries d. thymus e. kidneys
Which of the following responses is NOT a part of the B cell activation?
A) T helper cells release interleukins. B) Antigen is engulfed and digested to be presented on the B cell surface. C) T helper cells recognize the antigen through T cell receptor and MHC proteins. D) Interleukins stimulate B cells to divide. E) Antigen presented by macrophages binds to IgM on the B cell surface.