Species and taxonomy

Question 1

If two organisms belong to the same species they can…?

Answer 1

Produce fertile offspring

Question 2

Courtship behaviour

Answer 2

The behaviour by which members of a species select reproductive partners

Question 3

Role of courtship behaviour

Answer 3

It enables organisms to recognise their own species, identify a mate with a capacity to breed, form a pair bond, synchronise mating and become able to breed themselves

Question 4

Phylogenetic classification system

Answer 4

Attempts to arrange species into groups based on their evolutionary origins and relationships. It uses a hierarchy in which smaller groups are placed within larger groups, with no overlap between groups. Each group is called a taxon (plural taxa)

Question 5

Taxes

Answer 5

Domain, kingdom, phylum, class, order, family, genus and species

Question 6

What is a binomial?

Answer 6

e.g. Homo sapiens

Question 7

What helps to clarify evolutionary relationships between organisms?

Answer 7

Advances in immunology and genome sequencing