Zoology Week 1

Vocab

acoelomate

animal that lacks a coelom (body cavity); flatworms

analogous structure

a structure that has the same function but different construction and was not inherited from a common ancestor

anatomy

the study of body structure

asymmetry

no symmetry

bilateral symmetry

a body plan in which only a single, imaginary line can divide the body into two equal halves.

binomial nomenclature

a system for naming organisms with a unique two

coelom

body cavity

conservation

protecting and preserving natural resources and the environment

cytology

study of structure and function of cells

deuterostome

animal whose anus is formed from the blastopore; chordates and echinoderms

diploblast

an animal that develops from two embryonic germ layers; jellyfish, corals, anemones

domesticate

to tame a wild animal or plant to be useful to humans

ecology

the study of how living things interact with each other and their environment

embryology

study of embryos and their development

entomology

the study of insects

epithet

an adjective or descriptive phrase expressing a quality characteristic of the person or thing mentioned.

eukaryote

an organism whose cells contain a nucleus

eumetazoan

member of a clade of animals with true tissues. All animals except sponges and a few other groups are eumetazoans.

gastrulation

the process in which a gastrula develops from a blastula by the inward migration of cells

genetics

the study of heredity

herpetology

study of reptiles and amphibians

histology

study of tissues

homologous structure

similar structures in different species that are derived from a common ancestor

ichthyology

study of fishes

in situ

in its original place

mammalogy

the study of mammals

menagerie

collection of animals

ornithology

the study of birds

parasitology

the study of parasites

phylogeny

the evolutionary history of a species or group of related species

physiology

the study of body function

protostome

an animal whose mouth is formed from the blastopore; mollusks, annelids, arthropods

protozoology

the study of protozoa

pseudocoelomate

an animal whose body cavity is not completely lined by mesoderm; roundworms (nematodes)

radial symmetry

symmetry about a central axis.

scientific name

a unique name given to each species, consisting of its genus and its species epithet

systematics

a scientific discipline focused on classifying organisms and determining their evolutionary relationships.

taxonomy

the theory and practice of identifying, describing, naming, and classifying organism

triploblast

an animal that develops from three germ layers

zoology

the study of animals