4.5 - Species & Taxonomy Flashcards
1
Q
Define species.
A
A group of organisms that can interbreed to produce fertile offspring.
2
Q
What are the advantages of courtship behaviour?
A
- to recognise sexually mature members of their own species of the opposite sex
- to synchronise mating
- to form a pair bond and successfully breed
3
Q
Define classification.
A
The process of arranging organisms into groups.
4
Q
Name the eight groups in the classification hierarchy, from largest to smallest.
A
Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species
5
Q
What system is used to give species a universal name?
A
Binomial naming system
6
Q
What are two components to a binomial name?
A
Generic name (genus)
Specific name (species)
7
Q
What is phylogenetic classification?
A
The process of arranging organisms into groups based on their evolutionary origins and relationships.
8
Q
How can we clarify evolutionary relationships between organisms?
A
- analyse their molecular differences
- immunology
- genome sequencing
9
Q
Explain hierarchical classification.
A
- larger groups contain smaller groups
- no overlap between groups
