EASY
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Muscles contain some special proteins called  protein, which can contract and relax to cause movement.

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Important Questions on Tissues

EASY
Science>Biology>Tissues>Animal Tissues
Myoglobin helps in the transport of oxygen in _______.
EASY
Science>Biology>Tissues>Animal Tissues
Identify the correct statement with reference to shortening of sarcomere
HARD
Science>Biology>Tissues>Animal Tissues
Calcium important in skeletal muscle contraction because 
MEDIUM
Science>Biology>Tissues>Animal Tissues
Explain the Haversian system of bone tissue.
HARD
Science>Biology>Tissues>Animal Tissues
Which type of tissue is correctly paired with its location?
HARD
Science>Biology>Tissues>Animal Tissues

How does muscle cells change their shape?

EASY
Science>Biology>Tissues>Animal Tissues
Arrange the following in a sequence from edge to centre in a sarcomere.
A) M-line
B) Z-line
C) H-zone
D) I-band
HARD
Science>Biology>Tissues>Animal Tissues
Due to constant writing, muscles of hands show fatigueness because_____.
MEDIUM
Science>Biology>Tissues>Animal Tissues
Sliding filament theory can be best explained as:
EASY
Science>Biology>Tissues>Animal Tissues
Name the ion responsible for the unmasking of active sites for myosin for cross-bridge activity during muscle contraction.
MEDIUM
Science>Biology>Tissues>Animal Tissues
Explain the structure of cartilage tissue.
EASY
Science>Biology>Tissues>Animal Tissues
Which one of the following proteins does not play a role in skeletal muscle contraction?
MEDIUM
Science>Biology>Tissues>Animal Tissues

Select the correct option for the given statements in reference to muscle contraction.

Statements.

X = Actin slides over myosin

Y = Light meromyosin join with actin

Z = Myosin and Actin actually do not contract

EASY
Science>Biology>Tissues>Animal Tissues
Neurotransmitter released at the neuromuscular junction of a voluntary muscles is:
EASY
Science>Biology>Tissues>Animal Tissues
Regulatory proteins in a myofibril are
EASY
Science>Biology>Tissues>Animal Tissues
Assertion (A) : Skeletal muscle fibre is in syncytial state
Reason (R):  It is formed by fusion of cells
MEDIUM
Science>Biology>Tissues>Animal Tissues

Write the difference between:

Actin and Myosin

EASY
Science>Biology>Tissues>Animal Tissues
Which of the following is a contractile protein of a muscle?
MEDIUM
Science>Biology>Tissues>Animal Tissues
Match Column I with Column II:
Column I Column II
(a) Smooth muscle (i) Myoglobin
(b) Tropomyosin (ii) Thin filament
(c) Red muscle (iii) Sutures
(d) Skull (iv) Involuntary
MEDIUM
Science>Biology>Tissues>Animal Tissues

Write the difference between:

Red and White muscles.