[A] : Each myosin filament is composed of about 500 thread iike myosin molecules.
[R]: Actin combines with myosin to form a contractiie complex.

[A] : Each myosin filament is composed of about 500 thread like myosin molecules. [R]: Actin combines with myosin to form a contractile complex.

Read the given statements and select the correct option. Statement 1: A primary myofilament is composed of a bundle of rod-like molecules of a protein myosin. Statement 2: Myosin and actin together a form a contractile apparatus.

Read the given statements and select the correct option. Statement 1: A primary myofilament is composed of a bundle of rod-like molecules of a protein myosin. Statement 2: Myosin and actin together a form a contractile apparatus.

Read the given statements and select the correct option. Statement 1: A primary myofilament is composed of a bundle of rod-like molecules of a protein myosin. Statement 2: Myosin and actin together a form a contractile apparatus.

Assertion : Ca^(2+) plays important role in the muscle contraction. Reason : Ca^(2+) Combines with troponin chain, displacing tropomyosin allowing the myosin head part to combine with actin to from actomyosin complex .

Assertion : Ca^(2+) plays important role in the muscle contraction. Reason : Ca^(2+) Combines with troponin chain, displacing tropomyosin allowing the myosin head part to combine with actin to from actomyosin complex .

Assertion : Ca^(2+) plays important role in the musclc contraction. Reason : Ca^(2+) Combines with troponin chain, displacing tropomyosin allowing the myosin head part to combine with actin to from actomyosin complex . (a) If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion. (b (b) If both Assertion and Reason are true, but the Reason is not the correct explanation of the Assertion. (c) If Assertion is true, but Reason is false . (d) If both Assertion and Reason are false.

Read the following statements (i) In cardiac muscle fibres sacroplasmic reticulum is poorly formed (ii)B Blood supply is scanty in case of smooth muscle fibres (iii) Tropomyosin occurs in actin filaments in the form of complexes which are arranged over actin fibres and represent sites where myosin binds to actin. (iv) Salts of citrate and oxalates act as anticoagulants as they precipitate Ca^(2+) Select the correct statements

Read the following statements (i) In cardiac muscle fibres sacroplasmic reticulum is poorly formed (ii)B Blood supply is scanty in case of smooth muscle fibres (iii) Tropomyosin occurs in actin filaments in the form of complexes which are arranged over actin fibres and represent sites where myosin binds to actin. (iv) Salts of citrate and oxalates act as anticoagulants as they precipitate Ca^(2+) Select the correct statements

Read the following statements (i) In cardiac muscle fibres sacroplasmic reticulum is poorly formed (ii)B Blood supply is scanty in case of smooth muscle fibres (iii) Tropomyosin occurs in actin filaments in the form of complexes which are arranged over actin fibres and represent sites where myosin binds to actin. (iv) Salts of citrate and oxalates act as anticoagulants as they precipitate Ca^(2+) Select the correct statements