Muscle cells are grouped up together forming ___.
Bands
Fibers
Organs
None of these
Muscles cells together form fibers. These are bundles and a number of them group together to form a strong muscle.
Groups of cells working together to perform a specific function in organisms are called ___ .
Match the following and select the correct option.
Column – I Column – ll
A. Fast muscle fibers (i) Myoglobin
B. Slow muscle fibers (ii) Lactic acid
C. Actin filament (iii) Contractile unit
D. Sarcomere (iv) l-band