- (A) Accunulation of rigid proteins molecules in sarcoplam.
- (B) Unavailability of ATP, which is necessary to break the link between actin and myosin.
- (C) Decrease in body temperature after death.
- (D) Death of tissue due to unavailability of O2.
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- (A) CaPO4
- (B) CaCO3
- (C) CaSO4
- (D) SiO2
- (A) Binding sites of actin get attached to the myosin head.
- (B) Troponin uncovers the actin binding sites.
- (C) Tropomyosin gets removed from the binding sites of actin filaments.
- (D) Ca2+ goes back inside sarcoplasmic reticulum.
- (A) Z- lines get closer
- (B) A band becomes short
- (C) 1 band elongates
- (D) There is no change in sarcomere
- (A) Epicuticle
- (B) Procuticle
- (C) Ectocuticle
- (D) None of these
- (A) 9
- (B) 5
- (C) 6
- (D) 7
- (A) They are surrounded by single or double pieces of hard skeleton.
- (B) Their shell grows as the animal grows.
- (C) They have hydrostatic skeleton.
- (D) They move by tube feet
- (A) To bind with actin
- (B) To bind with tropomyosin.
- (C) To bind with Ca2+ ions.
- (D) All of these
- (A) 4 bones
- (B) 6 bones
- (C) 8 bones
- (D) 14 bones
- (A) Femur
- (B) Tibia
- (C) Radius
- (D) Fibula
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