Suppose you have two glucose solutions separated by a selectively permeable membrane. If there is a concentration gradient of glucose across the membrane, then the solutions cannot be ________ relative to each other
A) isotonic B) hypertonic C) hypotonic
A
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Trichomonas vaginalis is an unusual eukaryote in that it
A. has chloroplasts. B. lacks mitochondria. C. has flagella. D. lacks a nuclear membrane.
Chromosomes are duplicated during which phase of the cell cycle?
a. M b. D c. G1 d. G2 e. S
Organisms that can grow with or without oxygen present are
A. obligate aerobes. B. facultative anaerobes. C. aerotolerant anaerobes. D. obligate anaerobes. E. either facultative anaerobes or aerotolerant anaerobes.
The sexually transmitted infection trichomoniasis is identified by the presence of the motile ________ protists in a wet mount of fluid discharged from the patient
a. Trichomonas gallinae b. Trichomonas tenax c. Trichomonas termopsidis d. Trichomonas vaginalis