Which class of proteins are embedded in the phospholipid bilayer?

a. cytoskeletal proteins
b. integral proteins
c. transcription factor proteins
d. peripheral proteins
e. protein hormones


ANSWER: b

Biology & Microbiology

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Tom Curtis wrote a letter in 2006 to try and

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In reabsorption,

a. plasma proteins are returned to the blood. b. excess hydrogen ions are removed from the blood. c. excess water is passed on to the urine. d. nutrients and salts are selectively returned to the blood. e. drugs and foreign substances are passed into the urine.

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What is a difference between embryonic and adult stem cells?

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