Biology 4.2.2. Flashcards Preview

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Flashcards in Biology 4.2.2. Deck (11)
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1
Q

Adaptions

A

characteristics which increase an organism’s chance of survival and reproduction in an environment.

2
Q

Classification

A

placing living organisms into taxonomic groups based on similar features.

3
Q

Convergent evolution

A

unrelated species that show similar traits, which have evolved separately, but under similar evolutionary pressures.

4
Q

Hierarchy

A

When organisms are classified into large groups which are then subdivided into increasingly smaller groups.

5
Q

Phylogeny

A

the evolutionary relationships between organisms.

6
Q

Speciation

A

the evolution of a new species.

7
Q

Taxonomy

A

The system of classifying organisms according to their observable features or genetic characteristics.

8
Q

Variation

A

differences between species.

9
Q

Natural selection

A

the theory proposed by Darwin on the evolution of species.

10
Q

Continuous variation

A

differences between individuals that cover a range of values rather than discrete categories.

11
Q

Binomial nomenclature

A

a system of naming organisms that uses two scientific names for species.