Viruses are not made up of cells. According to cell theory, this means what?
A. Viruses can cause disease.
B. Cells can be infected by viruses.
C. Cells come only from pre-existing cells.
D. Viruses are not living.
E. Cells and viruses are the same thing.
Answer: D
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Which of the following describes the approximate chromosomal location of the termination of replication in bacteria?
A. Termination occurs at oriC once the replication fork has advanced the entire length of the chromosome. B. Termination occurs at a location one-quarter around the chromosome. C. Termination occurs at a location halfway around the chromosome. D. Termination is random. E. The chromosomal location of termination is not known.
Heavy harvesting of which species during the 1970s reduced the population to about one percent of its original size?:
a. Bombus occidentalis, the western bumblebee b. Haliotis sorenseni, the white abalone c. Juga newberryi, a freshwater snail d. Pyrgulopsis owyheensis, a springsnail e. Capnia kersti, a stonefly
The secondary structure of a protein is dependent on polar interactions among the side chains of the amino acids
Indicate whether the statement is true or false
Semifluid medium of the nucleus containing chromatin.
What will be an ideal response?