lec 1 Flashcards
The scientific study of animals.
zoology
Comes from the Greek words,
zoon : animal
logos: to study
Zoologists study not only the ___ & ___ but also ________
physical & behavioral
interactions with their environments and all other life
on the planet—including humans.
anatomy
Structure of organisms and their parts
cytology
Structure and function of cells
ecology
Interaction of organisms with their environment
embryology
Fetal development of an animal
genetics
The mechanism of transmission of traits
histology
Tissues
molecular biology
Sub-cellular structure and function
physiology
Function of systems
systematics
Classification of organisms
entomology
insects
herpetology
Amphibians and reptiles
ichthyology
Fishes
mammalogy
mammals
ornithology
birds
protozoology
protozoa
helminthology
worms
malacology
mollusks
THE SCIENTIFIC METHOD
- Identify problem
○ Based on observations - Formulate hypothesis
○ A preliminary conclusion or a scientific guess to the problem - Test hypothesis
○ An experiment is a special procedure done to test the hypothesis - Analyze and interpret data
○ Hypothesis is either accepted or rejected - Formulate conclusion
Father of Zoology
Aristotle
The first biologist to discover
animal relationships and develop
a classification system
Aristotle
He recognizes around ___ bird,
mammal, and fish species, as
well as ___ of insects as well
as other invertebrates.
500, dozens
He dissected roughly ____ species
and described the interior
anatomy of _____
35, above a hundred
One of the first people to test
spontaneous generation
Francesco Redi (1626-1697)
What did Redi do?
Demonstrated in 1668 that maggots
did not arise spontaneously
Spontaneous generation
A superseded scientific theory that held that living creatures could arise from nonliving matter
Biogenesis
Based on the theory that life can only come from life
General Properties of Living Systems
- CHEMICAL UNIQUENESS
- COMPLEXITY AND HIERARCHICAL ORGANIZATION
- REPRODUCTION
- GENETIC PROGRAM
- METABOLISM
- DEVELOPMENT
- ENVIRONMENTAL INTERACTION
- MOVEMENT