Sex is an aggregation of morphological, physiological and _______ characters.

Polyribosomes are aggregation of

Morphological and Physiological evidences of evolution.

Plant selection is usally based on physiological characters.

Fill in the blanks:- The internal factors responsible for morphological expression is called _________.

Sex-linked characters are

In cereals, one or few outermost layers of the endosperm become highly specialised morphologically and physiologically and constitute the aleurone tissue. Which of the following statements regarding aleurone tissue (or aleurone cells) is incorrect ?

Fill in the blanks: Plant systems adopt morphological and _________ defence measures against predators.

Platypus has _______sex chromosomes.

Fill in the blanks:- The morphological expression of a character is called________.