The muscles in the human body that are connected to bones and aid in the movement of the are called skeletal muscles. These muscles are connected to bones by. Within each of the skeletal muscles are bundles of muscle fibers. These bundles are also called. Each skeletal muscle fiber contains many which are rod-shaped and contains many
sarcomeres (the functioning unit of muscle tissue.) Sarcomeres are made up of thin filaments (composed
mainly of the protein)
and thick filaments (composed mainly of the protein)
The actin of the outermost myofibril is connected to the cell membrane by a protein called.
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An organism has the following traits multicellular cant photosynthesize has a skull. wht kingdom does this organism most likely belong too?
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What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.
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The muscles in the human body that are connected to bones and aid in the movement of the are called...
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