Define prokaryotic
What will be an ideal response?
Cells that lack membrane-bound organelles.
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Matching
A) Greenstick B) Comminuted C) Spiral 15) An incomplete fracture or cracking of the bone without actual separation of the parts. Common in children. 16) Bone fragments into many pieces. 17) Common sports fracture resulting from a twisting force.
Physiological contracture
A. occurs when muscles are resting. B. results when the neurotransmitter remains in the receptor. C. results when muscles are well exercised. D. is caused by an abundance of ATP in muscle fibers. E. is a condition in which cross-bridges cannot release.
Which protein contributes to the elasticity of the sarcomere?
a. actin b. myosin c. troponin d. tropomysosin e. titin
Hexokinase is an enzyme involved in cellular respiration and its substrate is glucose. Considering this information, hexokinase must be located
A. in the cytosol of cells. B. inside the mitochondria of cells. C. in the lumen of the small intestine. D. in the lumen of the stomach.