In Rhizopus, tubular thread-like structures bearing sporangia at their tips are called:

During adolescence, several changes occur in the human body. Mark one change associated with sexual maturation in boys:

In human females, an event that reflects onset of reproductive phase is:

Vegetative propagation refers to formation of new plants from:

Factors responsible for the rapid spread of bread mould on slices of bread are:

(i) large number of spores

(ii) availability of moisture and nutrients in bread

(iii) presence of tubular branched hypae

(iv) formation of round shaped sporangia