Unit of contraction in a muscle fiber is:
1.  Sarcomere
2.  Muscle fiber
3.  Actin
4.  None

Subtopic:  Skeletal Muscle: Sarcomere |
 94%
From NCERT
AIPMT - 1998
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

What is a sarcomere:
1.  Part between two H-line
2.  Part between two A-line
3.  Part between two I-band
4.  Part between two Z-line

Subtopic:  Skeletal Muscle: Sarcomere |
 84%
From NCERT
AIPMT - 2001
Please attempt this question first.
Hints
Please attempt this question first.