24.1 Biological Species Concept Flashcards Preview

BIO153 Midterm 1 UTM with Richter > 24.1 Biological Species Concept > Flashcards

Flashcards in 24.1 Biological Species Concept Deck (8)
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1

What is the definition of Means?

A species is a group of populations whose members have the potential to interbreed and produce fertile offspring, but do not produce viable offspring with members of other groups

2

What is the definition of Speciation?

One species splits into 2 or more species

3

What is Reproductive Isolation?

Biological factors that impede members of two species from interbreeding.

4

What are Pre-zygotic Barriers?

Anything that prevents mating and fertilization.

5

What are Post-zygotic Barriers?

A reproductive barrier that operates if interspecies mating occurs and forms hybrid zygotes.

6

What is the Morphological Species Concept?

It characterizes a species by body shape or other structural features.

7

What is the Ecological Species Concept?

It views a species in terms of its ecological niche.

8

What is the Phylogenetic Species Concept?

It defines a species as the smallest group of individuals that share a common ancestor.