4.5 - Species and taxonomy Flashcards
1
Q
Define species
A
group of organisms that can breed to produce fertile offspring
2
Q
Define phylogeny
A
evolutionary history of organisms
3
Q
What is the purpose of courtship behaviour and describe the key features
A
a necessary precursor to successful mating (species recognition)
- same species
- opposite sex
- during fertile period
4
Q
How does the phylogenetic classification system arrange species?
A
into groups based on their evolutionary origins and relationships
5
Q
Name the two key features of a hierarchy
A
- smaller groups placed within larger groups
- no overlap between groups
6
Q
What is a group called in a hierarchy?
A
taxon (plural: taxa)
7
Q
Name the taxa in order in the hierachy
A
Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species
8
Q
How is a species universally identified?
A
by its binomial - genus and species
