Hormones are distributed throughout the body by the ____ system
a. urinary
b. lymphatic
c. nervous
d. circulatory
e. muscular
ANSWER: d
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Rejection of inappropriately collected or transported specimens:
a. is the sole responsibility of the laboratory and should be performed without regard to physician requests. b. should be initiated by laboratory personnel but approved by the nurses or physicians responsible for the care of the patient. c. is not in the best interest of patient care and should not be considered appropriate. d. is the responsibility of the nursing staff and should not be an issue for laboratory personnel.
A tissue is defined as ____
a. one or more cell types that perform a common task b. a cell that is unique in its function c. various cells that perform different functions d. the structural unit of an organ system e. one or more organ types that perform a common task
Topoisomerase and SSB proteins are important components of the replication process in prokaryotes, but they are not found in eukaryotes
Indicate whether the statement is true or false
If a fern gametophyte is a hermaphrodite (that is, has both male and female gametangia on the same plant), then it
A) belongs to a species that is homosporous. B) must be diploid. C) has lost the need for a sporophyte generation. D) has antheridia and archegonia combined into a single sex organ. E) is actually not a fern, because fern gametophytes are always either male or female.