Assertion (A): Animals recapitulate the biochemical aspects of their ancestors. Reason (R): Mammalian embryo first excretes urea, then uric acid and finally ammonia.
Haemophilia B is a ___________
Amniocentesis is a clinical procedure to detect ___________ in an unborn baby.
Assertion [A]: Myometrium is an important layer of the uterus. Reason [R]: Myometrium allows the uterus to enlarge in pregnancy and causes strong contractions during parturition.
Match the following:
Assertion (A): Reptiles and birds adopted uricotelism. Reason (R): To conserve water.
Statement I: Volume of air inspired or expired during normal inspiration or expiration is called tidal volume. Statement II: The volume of air that remains in the lungs after normal expiration is called residual volume.
