Thick filaments are made up of the protein ____________________, whereas thin filaments are composed of the three proteins ____________________, ____________________, and ____________________
Fill in the blank(s) with correct word
myosin, actin, tropomyosin, troponin
You might also like to view...
The sharp, horn-covered, bony projection from the shank of some species of male birds is a/an ____________
Fill in the blank(s) with correct word
The sum of all of the biochemical processes going on within the human body at any given time is called
A) glycolysis. B) oxidative phosphorylation. C) catabolism. D) anabolism. E) metabolism.
Certain natural plant poisons and animal venoms contain substances that inhibit the function of acetylcholinesterase. If a person is poisoned by one of these substances, which of the following will be the cause of their symptoms?
A. Their muscles won't be able to contract because acetylcholine will be attacked and degraded immediately after release from the neuron. B. Their muscles won't be able to contract because acetylcholine won't be properly synthesized by acetylcholinesterase. C. Their muscles will be in a constant state of contraction because acetylcholine won't be broken down and cleared from the neuromuscular junction. D. Their muscles won't be able to contract because no acetylcholine will be released from the neuronal membrane.
Spinal nerves
1. Are parts of PNS. 2. connect the CNS to sensors and effectors in all parts of the body. 3. are named according to the region of the cord from which they emerge. a) 1 only b) 2 only c) 3 only d) both 1 & 3 e) 1, 2 & 3