Sympatric and Allopatric Speciation

Non-random mating is an example of what type of speciation?

• Systematic Speciation
• Sympatric Speciation
• Allopatric Speciation
• Behavioural Speciation

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Polyploidy is a mutant condition that...

• Results in more than two sets of chromosomes
• Only affects plants
• Duplicates DNA more than once during the S Phase of the Cell Cycle
• Is a genetic disease

True/False? Polyploidy can result in new species being formed!

• Fue
• True
• False
• Tralse

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-5

Non-random mating occurs when...

• Mommy and daddy organisms love each othe
• Both blue and green
• Humans force certain organisms to breed for desired traits
•  An organism desires certain traits for its offspring

True/False? The transient and resident orca whales became separate species due to the freezing of parts of the Arctic Ocean.

• True
• False
• What happened to the green option?!?

Tags

NGSS.HS-LS4-5

True/False? Watermelon and banana plants undergo non-random mating to produce perfect fruits.

• Why am I red instead of blue? Why is the yellow answer missing? WHAT IS HAPPENING?!?!?
• True
• False

When a geographical barrier separates a species, how does speciation mainly occur?

• Allopatric speciation
• Natural selection
• Non-random mating
• Polyploidy

Tags

NGSS.HS-LS4-4

True/False? A population does not need to be separated for allopatric speciation to occur.

• False
• Allopatric what?
• True
• You stopped me at True/False

Which is not a geographical barrier that could lead to allopatric speciation?

• A dam being built separating a school of salmon
• Birds getting separated from their population while a section of a forest is having its trees cut down
• The formation of the Grand Canyon separating a population of Abert’s squirrels
• Half a population of bears being taken into an enclosure to be studied

Tags

NGSS.HS-LS4-5

True/False? Sympatric speciation does not relate to asexual reproduction.

• False
• True
• Depends on what month of the year it is
• Asexual? Don't you mean a sexual?