Phylogenetics & Classification & Binomial Nomenclature Flashcards
What is classification?
Grouping animals
Who devised the classification sytem?
Carl Linnaeus
Taxonomic hierarchy
Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species
How many phyla are within the kingdom of Animalia?
35
What does phylum Chordata mean?
With a cord (spinal)
What are the 3 Domains
Bacteria
Archaea
Eukaryota
Kingdom in Bacteria
Eubacteria
Kingdom in Archaea
Archaebacteria
4 of them
Eukaryota kingdoms
Protista
Fungi
Plantae
Animalia
5 of them
Phylum Chordata Classes
Pisces
Amphibia
Reptilia
Aves
Mammalia
Hard animals to classify
Platypus
Bats
Echidna
Cetaceans
Legless lizards
Why are some animals hard to classify?
They have characteristics that puts them in two+ groups
What makes an animal an animal?
Multicellular
Heterotrophic - Eat other things
Respiration
Nervous system
Motility
Define heterotrophic
Eat other things (cannot produce its own food)
What do phylogenetics trees do?
Shows the relationship between different species. Common ancestors
6 things
Evidence for evolution (phylogenetics)
Genetic evidence - Sim/dif in sequences of nucleotides in the DNA
Similarities in chromosomes
Comparative embryology
Similarities in amino acid sequences in proteins
Cell membrane lipid structure
Antibiotic resistance
What is Binomial Nomenclature?
Genus & Species
Latin & Greek
3 things
Why do we use binomial nomenclature to name animals?
- Avoids confusion when dealing with genetically similar animal/s
- Universal language
- Allows us to follow patterns in genetics and evolution
Scientific names for a rabbit
Orytolagus cuniculus
Scientific name for a dog
Canis lupus familiaris
Scientific name for a Chicken
Gallus gallus domesticus
Scientific name for a Leopard Gecko
Eublepharis macularius
Scientific name for a Royal Python
Python regius
Scientific name for a Goat
Capra aegagrus hircus
