Which receptor below induces cell invasion?
a. AGFR
b. HGF
c. Src
d. beta-catenin
Ans: b. HGF
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What is the maximum number of electrons in a shell?
a. 0 b. 2 c. 6 d. 8 e. 12
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
What triggers the defecation reflex?
A. Contraction of the colon B. Stretching of the rectum C. Voluntary contraction of a sphincter D. Emotional stress and a diet low in fiber E. Sufficient concentration of feces due to water removal
Infants are typically first exposed to disease
A) in utero. B) during the birth process. C) when feeding after birth. D) 8-12 hours after birth.