4.5: Species & Taxonomy

Question 1

Define species

Answer 1

a group of organisms that can INTERBREED and produce FERTILE offspring

Question 2

Describe what courtship behaviour is and how it is carried out

Answer 2

Courtship behaviour recognises members of their own species, individuals that are sexually mature, and results in synchronised mating (both members do want tea)
Involves a chain of reactions between the male and female, this chain of actions is the same for all members of a species but differs from members of a different species

Question 3

What is a hierarchy

Answer 3

Different levels in a system, where larger groups are subdivided into smaller groups, with NO OVERLAP and based on SHARED CHARACTERISTICS

Question 4

What is each group in a hierarchy called

Answer 4

a taxon
taxa = plural

Question 5

LIst the 8 taxa in the biological hierarchy

Answer 5

Domain, Kingdom, Phylum, Class, Order, Family, Genus, species

Question 6

What is the acronym for remembering the 8 taxa in the biological hierarchy?

Answer 6

Dirty King Philip Came Over For Group sex

Question 7

When given the binomial of a species, what is the genus and what is the species and how can you identify this

Answer 7

First name is the Genus, as it has a capital first letter
Second name is the species, as it has a lowercase first letter

Question 8

What are the 2 factors that the phylogenetic system of classification is based upon

Answer 8

1- shared characteristics
2- evolutionary relationships

Question 9

What is a phylogenetic tree useful for

Answer 9

Identifying how closely related two species are (the closer they are, the more recent common ancestor they share)