Question
An important criterion for modern day classification is
A.
resemblances in morphology
B.
anatomical and physiological traits
C.
breeding habits
D.
presence or absence of notochord
Answer :
anatomical and physiological traits
Solution :
Modern day classification is new systematics or biosystematics which includes all the characteristic of organisms gathered from the study of different sections like physiology, ecology, anatomy, biochemistry, cytology.