Check all that apply about myofibrils in human skeletal muscle: O Myofibrils contain actin and myosin molecules. Myofibrils are present in the cytosol of the muscle cell. O Myofibrils run the full length of the muscle fiber O Myofibrils are located inside the SR. Myofibrils do not contain titin.
Check all that apply about myofibrils in human skeletal muscle: O Myofibrils contain actin and myosin molecules. Myofibrils are present in the cytosol of the muscle cell. O Myofibrils run the full length of the muscle fiber O Myofibrils are located inside the SR. Myofibrils do not contain titin.
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:Check all that apply about myofibrils in human
skeletal muscle:
O Myofibrils contain actin and myosin molecules.
O Myofibrils are present in the cytosol of the
muscle cell.
Myofibrils run the full length of the muscle fiber
Myofibrils are located inside the SR.
O Myofibrils do not contain titin.
Expert Solution
Step 1
Muscle cells are the basic building blocks of the muscles. Muscle cells are of various kinds cardiac muscle cells which form the muscles of the heart, the skeletal muscle cells and the smooth muscle cells. Myofibrils are special organelles which are present in the muscle cells.
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