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How does the lock-and-key mechanism relate to hormones? A. If a hormone fits the receptor site, then there is no reaction. If a hormone and a receptor site do not match, then there will be an
effect. B. If a hormone fits the receptor site, then there will be an effect. If a hormone and a receptor site do not match, then there is no reaction C. No effect will occur regardless of whether the hormone does or does not fit the receptor site D. None of the above
B. If a hormone fits the receptor site, then there will be an effect. If a hormone and a receptor site do not match, then there is no reaction.
Expert answered|debnjerry|Points 30026|
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Asked 4/20/2012 3:01:25 PM
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Posture, ________, is maintained as a result of muscle contraction. A. Such as singing and painting B. Such as sitting and standing C. Such as jumping and skipping D. All of the above
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Updated 4/8/2013 6:07:23 AM
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Posture, such as sitting and standing, is maintained as a result of muscle contraction. (B)

Added 4/8/2013 6:07:23 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Janet17 [6/7/2014 1:37:21 PM]
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Asked 4/18/2012 3:13:08 PM
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The muscles located in the leg that move the ankle and foot are divided into ________. A. Anterior, posterior, and lateral compartments B. Oblique, lateral, and posterior compartments C. Horizontal, vertical, and diagonal compartments D. None of the above
Weegy: The muscles located in the leg that move the ankle and foot are divided into: anterior, posterior, and lateral compartments. (More)
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Updated 6/7/2014 1:39:23 PM
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The muscles located in the leg that move the ankle and foot are divided into ________. A. Anterior, posterior, and lateral compartments B. Oblique, lateral, and posterior compartments C. Horizontal, vertical, and diagonal compartments D. None of the above User: What is the primary function of the skeletal muscle? A. Contraction B. Heating the body C. Pumping blood to the rest of the body D. Protecting the body from harm
Weegy: D) Protecting the body from hard User: What is an example of a muscle of facial expression? A. Orbicularis oris B. Laris oculi C. Buccinators D. All of the above Weegy: D. All of the above User: Smooth muscle cannot be controlled consciously and thus acts ________. A. Involuntarily B. Voluntarily C. Under the control of the peripheral nervous system D. None of the above Weegy: A. Involuntarily User: The muscles that move the forearm are located along the ________. A. Trapezius B. Serratus anterior C. Humerus D. All of the above Weegy: The muscles that move the forearm are located along the C. Humerus. User: What is the primary function of the skeletal muscle? A. Contraction B. Heating the body C. Pumping blood to the rest of the body D. Protecting the body from harm Weegy: D) Protecting the body from hard (More)
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Updated 6/7/2014 1:58:57 PM
2 Answers/Comments
the correct answer is A. Anterior, posterior, and lateral compartments

The muscles located in the leg that move the ankle and foot are divided into anterior, posterior, and lateral compartments.
Added 8/3/2012 12:55:56 AM
This answer has been confirmed as correct, not copied, and helpful.
Rated good by rohan1, Confirmed by Janet17 [6/7/2014 1:57:00 PM]
The primary function of the skeletal muscle is CONTRACTION, in order to move the skeleton.
Added 6/7/2014 1:58:57 PM
This answer has been confirmed as correct, not copied, and helpful.
30x-25/5
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Asked 4/19/2012 8:35:34 PM
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