Locomotion and ...

The cross bridges in a myofibril, arise in the heads of................ molecule.

The vestige of the tail is made up of four fused bones. They are known as

An acromian process is characteristically found in the

The further treatment of fibres with saturated salt solutions removes actin and its two associated proteins tropomyosin and troponin and also destroy the I-bands. This shows that the thin filaments are made up of................. proteins.

The H-zone in the skeletal muscle fibre is due to

Which of the following is an immovable joint?

Volkman's canals occur in _______.

The articulation of atlas, the first vertebrae facilitates

The contraction of one of the muscle rotates the forearm to turn the palm downward or backward. Identify the muscle from the following.

If the skeletal muscle fibres are soaked and treated with high concentration of salts, large quantities of proteins are removed. The fibres can no longer contract and the A-bands disappear. This shows that