Human physiology bio256 practice
exam 2022 Updated Solved
A good example of a positive feedback mechanism would be - ANS-Ovaries produce
estrogen with leutinizing hormone (LH) stimulation, estrogen stimulates more p
...
Human physiology bio256 practice
exam 2022 Updated Solved
A good example of a positive feedback mechanism would be - ANS-Ovaries produce
estrogen with leutinizing hormone (LH) stimulation, estrogen stimulates more pituitary
LH secretion
In positive feedback, - ANS-the response of the system amplifies the input response.
which is the fluid found between cells in your blood? - ANS-interstitial fluid
When the body is under stress, including during heavy exercise, blood must continue to
flow to vital organs. The two most vital organs are the - ANS-brain and heart
which is an organic molecule? - ANS-DNA
Water absorbs and releases large amounts of heat before changing temperature. This
is important in - ANS-maintenance of body temperature
anions have a _____ charger and are formed when they have _____ an electron to/from
a cation - ANS-negative; gained
which releases OH- in water? - ANS-bases
buffers keep ____ constant in our bodies - ANS-pH
A molecule that is a mirror image of another, having a key functional group oriented in a
different direction, is called ____ of the other. - ANS-an enantiomer
steroid hormones are - ANS-lipids
Which of the following characteristics do all lipid molecules have in common? - ANSthey are all nonpolar, at least in part
Monounsaturated fatty acids have ___ double bond(s). - ANS-1
which is not apart of an amino acid? - ANS-glucose
(are apart of amino acids are carboxyl group (-COOH), central carbon atom, amino
group (NH2)
Which of the following proteins is composed of four polypeptides and has quaternary
structure? CONTINUES...
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