_____ can be used to correct a genetic defect
a. Cloning vectors
b. Gene therapy
c. Cloning
d. Xenotransplantation
e. Cloning vectors and gene therapy
f. all of these
E
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The shape of the external portion of the ear is maintained by:
A. elastic cartilage B. adipose tissue C. fibrocartilage D. hyaline cartilage
You are researching the adaptations of a newly discovered mammal that is active mostly at night. Which adaptation to the eye would you expect to find?
A) A reflective choroid behind the retina B) Thicker vitreous humor behind the lens C) Crustacean flattened cornea resulting in farsightedness D) Many individual light-sensitive subunits in each eye E) An eyespot that can only discern light from dark
Neurosecretory cells in the hypothalamus make ____, which are secreted into blood at the posterior pituitary.
A. adrenaline and prolactin B. prolactin and oxytocin C. antidiuretic hormone and oxytocin D. luteinizing hormone and oxytocin E. growth hormone and prolactin
Stool received for routine culture in most clinical laboratories in the United States should be examined for the presence of at least:
a. Campylobacter, Salmonella, and Shigella spp. b. Salmonella and Shigella spp. c. Campylobacter and Vibrio spp. d. Salmonella, Shigella, and Vibrio spp.