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MALE REPRODUCTIVE SYSTEM OF CALOTES (GARDENLIZARD) MALE REPRODUCTIVE SYSTEM OFCOLUMBA (PIGEON) MALE REPRODUCTIVE SYSTEM OFORYCTOLAGUS (RABBIT) 1. Testes are white ovoid bodies. 1. Testis white ovoid bodies. 1. Testes are…
FEMALE REPRODUCTIVE SYSTEM - CALOTES  FEMALE REPRODUCTIVE SYSTEM - PEGION FEMALE REPRODUCTIVE SYSTEM - RABBIT 1. On the right and left sides two ovaries are present. 1. Only left ovary…
Monday, 13 April 2009 18:23

COMPARATIVE ANATOMY: FISH BRAIN AND FROG BRAIN

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BRAIN OF CALOTES (GARDEN LIZARD)    BRAIN OF COLUMBA (PIGEON)   BRAIN OF ORYCTOLAGUS (RABBIT) 1. Brain of lizard is relatively small and simple in proportion to the body.  …
Tuesday, 14 April 2009 08:21

CRANIAL NERVES OF SCOLIODON (SHARK)

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Ten pairs of cranial nerves arise from the brain at different locations to supply the anterior region of the body. In addition to them a pair of terminal or pre…
Tuesday, 14 April 2009 08:38

STRUCTURE OF SHARK EYES

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SHARK EYE (SCOLIODON EYE) – ANATOMY   Shark two eyes are present on the head. They are located in the orbits and are laterally directed.   The eye is large…
Tuesday, 14 April 2009 11:07

SCOLIODON - INTERNAL EAR

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In Shark 3 pair of internal ears are present. They are organs of equilibrium and hearing. The middle and external ears are absent. The internal ear is a complex structure.…
Tuesday, 14 April 2009 11:39

AN INTRODUCTION TO PROTOZOA

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Protozoa = First animals ("Protos" = first, "Zoon" = animal)   Protozoans were not seen until the invention of microscope (possibly as early as 1590). In 1676 Leeuwenhock first described…