The DNA region where the RNA polymerase first binds is called the _____ region:
a) leader
b) promoter
c) origin of replication
d) coding sequence
Ans: b) promoter
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Anthrax is an emerging disease for which there is no treatment or vaccine available
Indicate whether the statement is true or false.
Which of the following alternate forms of nucleic acids are not known to be biologically important?
A. G tetraplex structures can form and act as recognition sites for enzymes that cleave DNA. B. Inverted repeats can form hairpins that are important for slowing or preventing protein synthesis. C. Palindromic sequences can act as recognition sites for enzymes that cleave DNA. D. Sequence-induced bending of the DNA can act as a binding site for transcription factors. E. Cruciform structures are formed during recombination.
Microsatellites and minisatellites are distinguished from each other by the number of repeats
Indicate whether the statement is true or false
. Exceptions to the principle of independent assortment were discovered and explained by ____ as resulting from genes
being physically associated with each other on the same chromosome.
a. Watson b. Sturtevant c. Morgan d. Mendel e. Crick