Bacteria have a region of the cytoplasm known as the ________, which is not bounded by a membrane but contains the chromosome.
Fill in the blank(s) with the appropriate word(s).
nucleoid
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In experiments to show that DNA is the genetic material, Hershey and Chase labeled DNA with radioactive
A) amino acids. B) sulfur. C) phosphorus. D) carbon.
If you placed an electrode on a person's triceps and stimulated the muscle daily over several weeks, which of the following would occur?
A. That person would not be able to straighten their leg, and the muscle would grow. B. That person would not be able to straighten their arm, and the muscle would degenerate. C. That person would not be able to bend their leg, and the muscle would grow. D. That person would have difficulty bending their arm, and the muscle would grow. E. That person would have difficulty bending their arm, and the muscle would degenerate.
Given the sentence "THE FAT CAT ATE THE RED RAT," which of the following would represent a frameshift mutation?
A. THE FAC ATA TET HER EDR AT B. THE CAT ATE THE RED RAT C. THE FAT CAT ATE THE RED RAT D. THE FAT RAT ATE THE RED CAT
Shown below is a map of five genes, E, L, V, I, and S, on a chromosome. The map units between each gene are shown. Which of the following pairs would have the highest frequency of recombination?E----5----L-2-V-------10-------I--------------20---------------S
A. L and S B. I and S C. V and I D. E and L E. L and V