What structure is surrounded by the vasa recta in juxtamedullary nephrons?
a. proximal convoluted tubule
b. distal convoluted tubule
c. loop of Henle
d. Bowman’s capsule
c. loop of Henle
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Which of the following describes most
accurately the expression "recombinant DNA"?
a. DNA molecule cloned from a given organism b. DNA molecule that contains genetic information from more than one organism c. DNA molecule that is moved from one tube to another in a laboratory d. DNA molecule isolated from a specific organism e. DNA molecule that has been used in a laboratory for experimental purposes
Which of the following is not a standard therapy for cancer treatment?
A. surgery B. radiation therapy C. chemotherapy D. immunotherapy E. all of these are standard therapies for the treatment of cancer
_______ refers to the combination of alleles that an individual has for a gene.
a) Polygenic inheritance b) Codominance c) Genotype d) Phenotype
Which of the following is TRUE regarding plasmids?
A. Plasmids are small, usually a few thousand to 10,000 base pairs. B. Plasmids are rarely found in prokaryotes. C. Plasmids are contained within the bacterial chromosome. D. Plasmids are linear. E. Plasmids dominate in eukaryotes.