The semen from a man who has had a vasectomy would include each of the following except ________
A) sperm
B) secretions from the prostate gland
C) secretions from the bulbourethral glands
D) secretions from the seminal vesicles
A
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You want to identify Mycobacterium tuberculosis in a patient sputum sample. Which procedure would be most useful in this case?
A. Polymerase chain reaction B. Whole genome sequencing C. Microarray analysis D. DNA probe analysis
Flattened sacs of internal membranes associated with photosynthesis are called
A. cristae. B. the stroma. C. thylakoids. D. photosystems. E. chloroplasts.
Ribosomes are made up of multiple subunits of RNA and protein. They are important in cellular function because
A) they are storage bodies for the cell. B) the provide structural support in the cytoskeleton. C) they are the site of protein synthesis. D) they contain genetic information.
The electron transport system:
A. both a and d are correct B. utilizes the nuclear membrane of eukaryotes C. utilizes the mitochondrial membrane of prokaryotes D. generates a concentration gradient of protons E. requires a membrane