A (colony/plaque/prophage) is a clear zone on a bacterial lawn where cells have been killed by the activity of a bacteriophage
What will be an ideal response?
plaque
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Which of the following is not a type of sequence identified by gene annotation?
A. topoisomerase B. noncoding RNA C. single copy gene D. tandem repeat E. simple sequence repeat
What protozoan parasite is acquired by the oral route, but once ingested can readily cross the placenta causing an infection in the fetus that can result in a number of congenital defects?
A. Cyclospora cayetanensis B. Giardia intestinalis C. Cryptosporidium parvum D. Toxoplasma gondii
Forty-nine percent of a population is homozygous dominant for a particular trait. According to the Hardy-Weinberg law, the gene frequency of this dominant allele will be
A. 0.24. B. 0.49. C. 0.70. D. 0.9.
Which of the following has the LEAST effect on blood pressure in a young adult?
a. Temperature of the room b. Position of the body c. Level of conditioning d. Supplemental vitamins