Which of the following has two polynucleotide strands?
A) Ribosomal RNA
B) DNA
C) Messenger RNA
D) Transfer RNA
E) RNA polymerase
B
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You are studying a histone complex that contains an unusually high level of modification with acetyl groups. What can you conclude about the DNA bound to this histone complex?
A) It contains actively transcribed genes. B) It is most likely heterochromatin. C) It is most likely telomeric. D) It is most likely derived from a condensed Barr body.
The transfer of DNA fragments from a dead cell to a live, competent recipient cell that results in a changed recipient cell is termed ________.
A. transduction B. conjugation C. transformation D. mitosis E. transmission
Because of genetic differences in people's responses to medications, there are over 100 different types of ____
a. antibiotics b. muscle relaxers c. tranquilizers d. blood pressure medications e. stimulants
During oogenesis, cells divide unequally into a large functional oocyte and a small
____________________. Fill in the blank(s) with the appropriate word(s).