In addition to osmoregulation, the kidneys participate in regulating blood pressure. Specialized cells of the efferent arteriole, called the ____ apparatus, secrete the hormone renin in response to a drop in blood pressure
This, in
turn, triggers additional responses that help raise blood pressure.
Fill in the blank with the appropriate word.
juxtaglomerular
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To avoid using controversial embryonic stem cells, scientists have learned to reprogram fully differentiated adult cells and return them to a pluripotent state
A. true B. false
Colonies are isolated 4 days after incubation from a skin infection that disseminated in a burn victim. A fungal infection is suspected. Which of the following is a possible organism that may be identified?
a. Epidermophyton floccosum b. Fusarium spp. c. Cladosporium spp. d. Microsporum audouinii
Alterations to DNA sites such as promoters and operators can act
A) only in cis. B) only in trans. C) either in trans or in cis. D) These terms apply only to posttranscriptional regulation.
C3 plants are adapted to ________ environmental conditions, whereas C4 plants are adapted to ________ conditions
A) drought; rainy B) high-light; low-light C) temperate; cool and rainy D) wet; dry E) dry; wet