Intro to Animals
zoology test 1
Terms
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- Characteristics of all animals
- eukaryotic cells, multicellular, heterotrophic, sexually produces, five levels of organization
- paleontology
- study of fossils;
- metabolism
- chemical reactions
- enzymes
- proteins that affect the rate of chemical reactions
- logistic growth
- when population numbers become stable
- differentiation
- animal cells become specialized
- Paleozoic Era
- hey-day of fish and amphibeans
- mesozoic era
- age of reptiles
- Thee things that can be learned from fossils
- how animals have changed, when they appeared, when they became extinct
- cenozoic era
- age of mammals
- intraspecific behavior examples
- competition, agonistic behaviors, social groups
- mutations
- source of all new traits for any population
- first vertebrates to move completely to land
- repties
- cellular respiration
- break down of food in the presence of oxygen
- asexual
- produces an identical offspring
- abiotic factors that help determine an animals habitat
- availability of oxygen, inorganic ions, light intensity, temperature
- population
- members of the same spicies that livei n one place
- commensalism
- symbiotic relationship characterized by (+ O)
- four types of tissue
- epitheil, connective, muscle, nervous
- sexual reproduction uses...
- gametes that were made through meiosis
- heterotrophic
- get energy from food
- mutualism
- symbiotic relationship where both members benefit