__________ controls hormone concentrations
A) Exposure to sun B) Positive feedback
C) Negative feedback D) Muscle contraction
C
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Which hormone triggers ovulation?
a) GnRH b) LH c) FSH d) Estrogen e) Progesterone
How do the functions of oligodendrocytes differ from those of Schwann cells?
What will be an ideal response?
Answer the following questions true (T) or false (F)
1. True membranes must fit these structural and functional qualifications: consist of a superficial layer of epithelial tissue and a layer of connective tissue on which it rests; and, anchor organs in place, serve as barriers, function in immunity and secrete various substances. 2. Repair of epithelial tissues always involves the formation of scar tissue. 3. In both general and (most) special sensations, information is first processed by sensory nuclei and then transmitted to the thalamus and to primary cortex areas for awareness and identification.
Which of the following substances is a protease?
A) lipase B) hydrochloric acid C) lactase D) trypsin