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book Biology 8th Edition by Kenneth Mason ,Jonathan Losos,Susan Singer,Peter Raven,George Johnson cover

Biology 8th Edition by Kenneth Mason ,Jonathan Losos,Susan Singer,Peter Raven,George Johnson

النسخة 8الرقم المعياري الدولي: 978-0077536848
book Biology 8th Edition by Kenneth Mason ,Jonathan Losos,Susan Singer,Peter Raven,George Johnson cover

Biology 8th Edition by Kenneth Mason ,Jonathan Losos,Susan Singer,Peter Raven,George Johnson

النسخة 8الرقم المعياري الدولي: 978-0077536848
تمرين 4
What is a ligand
A) An integral membrane protein associated with G proteins
B) A DNA-binding protein that alters gene expression
C) A cytoplasmic second messenger molecule
D) A molecule or protein that can bind to a receptor
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Explanation: A ligand is a sig...

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Biology 8th Edition by Kenneth Mason ,Jonathan Losos,Susan Singer,Peter Raven,George Johnson
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