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book Biology 2nd Edition by Robert Brooker, Eric Widmaier ,Linda Graham ,Peter Stiling cover

Biology 2nd Edition by Robert Brooker, Eric Widmaier ,Linda Graham ,Peter Stiling

Edition 2ISBN: 978-0073532219
book Biology 2nd Edition by Robert Brooker, Eric Widmaier ,Linda Graham ,Peter Stiling cover

Biology 2nd Edition by Robert Brooker, Eric Widmaier ,Linda Graham ,Peter Stiling

Edition 2ISBN: 978-0073532219
Exercise 9
Small molecules, such as cAMP, that relay signals within the cell are called
A) first messengers.
B) ligands.
C) G proteins.
D) second messengers.
E) transcription factors.
Explanation
Verified
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Biology 2nd Edition by Robert Brooker, Eric Widmaier ,Linda Graham ,Peter Stiling
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