ZoologyZoology

Chapter 1Chapter 1

By : Mrs. Geonyzl L. AlviolaBy : Mrs. Geonyzl L. Alviola

An Evolutionary and An Evolutionary and Ecological PerspectiveEcological Perspective

Zoology = Gr. Zoon, animal + logos, Zoology = Gr. Zoon, animal + logos, to studyto study

focused on :focused on :

- behavior- behavior - morphology- morphology

- habitat- habitat - evolution- evolution

- relationship - relationship

Various specialization in Various specialization in ZoologyZoology

Anatomy = study the entire structure Anatomy = study the entire structure

of the organismof the organism Cytology = Study of the structure and Cytology = Study of the structure and

function of cells function of cells Ecology = Study of the interaction Ecology = Study of the interaction

of an animal with the of an animal with the

environmentenvironment

Embryology = study of the Embryology = study of the

development of an development of an

animal from the animal from the

fertilized eggfertilized egg Genetics = Study the mechanismGenetics = Study the mechanism

of transmission of traitsof transmission of traits

from parent to offspringfrom parent to offspring

Histology = study of tissuesHistology = study of tissues Molecular = Study of subcellular Molecular = Study of subcellular

Biology details of cell structure Biology details of cell structure

and functionand function Parasitology = Study of animals thatParasitology = Study of animals that

live in or on the organismlive in or on the organism Physiology = Study the function of Physiology = Study the function of

organism and their parts organism and their parts

Systematics = Study of the Systematics = Study of the

classification of and classification of and

the evolutionary the evolutionary

interrelationships amonginterrelationships among

animals groupsanimals groups