Question 10 Fill in the blank spaces:
(a) All mammals (except a few) have __________ cervical vertebra.
(b) The number of phalanges in each limb of human is __________
(c) Thin filament of myofibril contains 2 ‘F’ actins and two other proteins namely __________ and __________.
(d) In a muscle fibre Ca++ is stored in __________
(e) __________ and __________ pairs of ribs are called floating ribs.
(f) The human cranium is made of __________ bones.
Class - XI - Biology Chapter Locomotion and Movement Page No. 314
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2
Answers:
A. 7
B.5
E.11,12
F. 8
A. 7
B.5
E.11,12
F. 8
Anushkasampa123:
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→ All mammals (except a few) have 7 cervical vertebra.
→ The number of phalanges in each limb of human is 14.
→ Thin filament of myofibril contains 2 ‘F’ actins and two other proteins namely troponin and tropomyosin.
→ In a muscle fibre Ca++ is stored in sarcoplasmic reticulum.
→ 11th and 12th pairs of ribs are called floating ribs.
→ The human cranium is made up of 8 bones.
→ The number of phalanges in each limb of human is 14.
→ Thin filament of myofibril contains 2 ‘F’ actins and two other proteins namely troponin and tropomyosin.
→ In a muscle fibre Ca++ is stored in sarcoplasmic reticulum.
→ 11th and 12th pairs of ribs are called floating ribs.
→ The human cranium is made up of 8 bones.
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