Species And Taxonomy Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Define species.

A

A group of organisms that can interbreed to produce fertile offspring.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What are the advantages of courtship behaviour?

A

Individuals can recognise sexually mature members of their own species of the opposite sex, synchronise mating, form a pair bond, and successfully breed.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Define classification.

A

The process of arranging organisms into groups.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Name the eight groups in the classification hierarchy, from largest to smallest.

A

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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What system is used to give species a universal name?

A

Binomial naming system.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What are the two components to a binomial name?

A

Generic name = the genus the organism belongs to. Two closely related species will share the same genus.
Specific name = the species the organism belongs to.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

How are binomial names handwritten?

A

The first letter of the generic name should be capitalised, with the rest in lowercase. The whole name should be underlined.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is phylogenetic classification?

A

The process of arranging organisms into groups based on their evolutionary origins and relationships.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

How can we clarify evolutionary relationships between organisms?

A

Analyse their molecular differences. Advances in immunology/genome sequencing provide clear pictures of how related two organisms are.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Explain hierarchical classification.

A

Groups within groups
No overlap between groups

How well did you know this?
1
Not at all
2
3
4
5
Perfectly