Characteristics & Classification Flashcards
What does MRS. GREN Stands for?
M Movement
R Reproduction
S sensitivity
G Growth
R respiration
E Excretion
N Nutrition
Describe Movement
an action by an organism or part of an organism causing a change of position or place.
Describe reproduction
The Ability to create or produce fertile offspring, and create more of the same species.
Describe sensitivity
The ability to detect internal and external stimuli and give an appropriate reaction or response.
Describe Growth
The permit increases in size, mass, length, and cell number of an organism.
Describe Respiration
The chemical reactions that break down nutrient molecules in living cells to release energy for metabolism
Describe Excretion
The removal of the waste from an organism’s body.
Describe Nutrition
The intake of materials that are used for energy, growth, or development. With it consisting of ions and water.
How are animals classified?
They are classified based on their shared characteristics and wether or not they produce fertile offspring.
What is the Binomial system?
It’s an international naming system that is recognizable all over the world by all scientists.
what is the layout of the Binomial system?
the first part consists of the Genus which is always capitalized and then the species which is always lowercase.
Linnaeus’s system of classification
kingdom
phylum
class
order
family
genus
species
“King Philip came over for greg’s spaghetti”
what are the five kingdoms?
animals, plants, fungi, Protoctists, & Prokaryotes.
What are the main features of an animal
they are multicellular
their cells contain a nucleus but no cell walls or chloroplasts
they feed on organic substances made by other living things
What are the main features of a plant
they are multicellular
their cells contain a nucleus, chloroplasts, and cellulose cell walls
they all feed by photosynthesis
What are the classification for Vertabrates?
Fish, Reptiles, apmhibains, brids and mamales
What are the classifications for invertabrates?
Crustations,
Define Species
A group of organisms that reproduce and produce a fertile offspring.
Define genus
A group of species that share similar features and common ancestor
