(B) Titin (or Titan) is a giant elastic protein that acts as a molecular spring in muscle cells.It extends from the $Z$-line to the $M$-line within th

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(B) Titin (or Titan) is a giant elastic protein that acts as a molecular spring in muscle cells.It extends from the $Z$-line to the $M$-line within the sarcomere.Its primary function is to anchor the thick myosin filaments to the $Z$-line,thereby maintaining the structural integrity of the sarcomere and providing elasticity to the muscle fiber during contraction and relaxation.

Class 11 Biology Locomotion and Movement Muscles

Medium

Titan filament connects

A
Actin filaments to $Z$-line
B
Myosin filaments to $Z$-line
C
Actin filaments to myosin filaments
D
Myosin filaments to $M$-line

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Class 11 Questions

Class 11

Biology Questions

Chapter

Locomotion and Movement

Subtopic

Muscles

How is $G$-actin converted into $F$-actin?

Medium

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Identify the muscle which represents the following characteristics and choose the correct option accordingly.
$I.$ Transportation of food through the digestive tract.
$II.$ Transportation of gametes through the genital tract.

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Black bands of myofibrils are known as

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Relaxation of the muscle takes place due to
$I.$ Pumping of $Ca^{2+}$ ions into the sarcoplasmic reticulum
$II.$ Presence of $ATP$
$III.$ Conformational changes in troponin and masking of the actin filament
Which of the following options contains the correct statements?

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Based on their location in the human body or animals,the types of muscles are:
$I.$ Skeletal
$II.$ Visceral
$III.$ Cardiac
$IV.$ Non-visceral
The correct option is:

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Titan filament connects

Similar Questions

How is $G$-actin converted into $F$-actin?

Identify the muscle which represents the following characteristics and choose the correct option accordingly.$I.$ Transportation of food through the digestive tract.$II.$ Transportation of gametes through the genital tract.

Black bands of myofibrils are known as

Relaxation of the muscle takes place due to$I.$ Pumping of $Ca^{2+}$ ions into the sarcoplasmic reticulum$II.$ Presence of $ATP$$III.$ Conformational changes in troponin and masking of the actin filamentWhich of the following options contains the correct statements?

Based on their location in the human body or animals,the types of muscles are:$I.$ Skeletal$II.$ Visceral$III.$ Cardiac$IV.$ Non-visceralThe correct option is:

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Identify the muscle which represents the following characteristics and choose the correct option accordingly.
$I.$ Transportation of food through the digestive tract.
$II.$ Transportation of gametes through the genital tract.

Relaxation of the muscle takes place due to
$I.$ Pumping of $Ca^{2+}$ ions into the sarcoplasmic reticulum
$II.$ Presence of $ATP$
$III.$ Conformational changes in troponin and masking of the actin filament
Which of the following options contains the correct statements?

Based on their location in the human body or animals,the types of muscles are:
$I.$ Skeletal
$II.$ Visceral
$III.$ Cardiac
$IV.$ Non-visceral
The correct option is: