Answer of Question of Nutrition & Digestion
rubabAnswer of Question of Nutrition & Digestion Q.13a. Describe digestion in a bivalve mollusc. Ans. Digestion in Bivalves Digestion in bivalve molluscs is a coordination of three cycles: (1) Feeding,…
Answer of Question of Nutrition & Digestion
Answer of Question of Nutrition & Digestion Ntroduction All animals require a balanced diet containing both fuels (mainly carbohydrates and ipids), and structural and functional components (proteins, minerals, and vitamins).…
Circulation Immunity & Gas Exchange
Answer of Question of Circulation Immunity & Gas Exchange Q. 26. What are the five types of respiratory surfaces animals use for external i respiration? An s. Protists and animals…
Answer of Question of Circulation Immunity & Gas Exchange
Answer of Question of Circulation Immunity & Gas Exchange .Q .13. Describe a double circulatory circuit. Ans. The heart and blood vessels changed greatly as vertebrates moved from water to…
Answer of Question Circulation Immunity & Gas Exchange
Answer of Question Circulation Immunity & Gas Exchange Q.1. Why don't protozoa need a circulatory system? Ans. Because protozoa are small, with high surface - area - to - volume…
Answer of Question of the Endocrine System & Chemical Messengers
Answer of Question of the Endocrine System & Chemical Messengers Q.36. Describe the hormones secreted from the gonads in mammals. Ans. Gonads The gonads (ovaries and testes) secrete hormones that…
Answer of the Question of Endocrine System and Chemical Messengers
Answer of the Question of Endocrins System and Chemical Messengers Q.27. What hormones does adenohypophysis secrete? Describe the functions of: (a) Growth hormone (b) Thyrotropin (c) Adrenocorticotropic hormone Ans. The…
Answer to the Questions of the Endocrine System and Chemical Messengers
Answer to the Questions of the Endocrine System and Chemical Messengers Q.20. Why the thyroid gland is in the neck on the ventral side of the pharynx in all vertebrates?…
Answer to the Questions of the Endocrine System and Chemical Messengers
Answer to the Questions of the Endocrine System and Chemical Messengers 0.14. Describe briefly the endocrine system in Arthropods. Endocrine system in Arthropods All groups of arthropods have extensive endocrine…
Write a brief overview of the endocrine system of
(a) cnidarians' (b) platyhelminths (c) nemerteans (d) nematodes and (e) annelids. (a) Cnidarians The nerve cells of Hydra contain a growth promoting hormone that stimulates budding, regeneration, and growth. For…