(a) Answer: True
(b) Answer: False
H -zone of striated muscle fibre is the central part of the thick filament that is not overlapped by the thin filament.
(c) Answer: True
(d) Answer: False
There are 12 pairs of ribs in a man.
(e) Answer: True
Define a taxon. Give some examples of taxa at different hierarchical levels.
What are the steps involved in formation of a root nodule?
Define sliding filament theory of muscle contraction.