5. Amoeba Sisters Speciation

Organisms that can interbreed and their offspring can reproduce.

• Hybrids

• Species

• Chimeras

• Transgenics

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A cross between two different species

• Hybrid

• Prezygotic barrier

• Postzygotic barrier

• Natural selection

The development of a new species, and it occurs when populations are reproductively isolated in some form.

Tags

NGSS.HS-LS4-5

A mechanism of evolution that can lead to speciation.

• Natural selection

• Mitosis

• Fitness

• Asexual reproduction

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

A type of speciation where a geographic barrier, such as a river, separates the population.

• Allopatric

• Sympatric

• Peripatric

• Parapatric

An event or obstacle that prevents a zygote from forming.

• Postzygotic barrier

• Prezygotic barrier

• Natural selection

• Genetic drift