Advanced Biology 2

which of the three domain contain prokaryotic organisms?

• bacteria

• archaea

• eukarya

• bacteria and archaea

Which of the following is not a prezygotic isolating mechanism for two species found in the same geographical location?

• The two species occupy different habitats.

• The two species are active during different parts of the day.

• The two species mate during different times of the year.

• The two species can mate but the offspring are sterile.

The pollen or sperm from a red maple tree is unable to fertilize the eggs from a sugar maple tree. This is an example of what type of isolation mechanism?

• Mechanical isolation

• Habitat isolation

• Temporal isolation

• Gamete isloation

Sympatric Speciation occurs more commonly in which type of organisms?

• plants

• humans

• birds

• fish

The presence of which feature is the first step to being classified in domain eukarya?

• membrane bound nucleus

• ribosomes

• cell wall

• mitochondria

The gradualistic model of speciation is supported by many transitional forms.

• True

• False

Tags

NGSS.HS-LS4-1

NGSS.HS-LS4-4

The punctuated equilibrium model of evolution suggests that new species appear...

• gradually; as groups become isolated

• only after older species disappear

• suddenly after long periods with little to no change

• gradually after long periods with little to no change

Tags

NGSS.HS-LS4-5

The finches of the Galapagos islands evolved as a result of what type of speciation?

• allopatric speciation

• adaptive radiation

• sympatric speciation

• both allopatric speciation and adaptive radiation

• both sympatric speciation and adaptive radiation

Elaborate courtship behaviors in animals is what type of reproductive barrier?

• habitat isolation

• behavioral isolation

• temporal isolation

• gamete isolation

Tags

NGSS.HS-LS2-8

Algae are commonly grouped by their type of

• motility

• sexual reproduction

• pigment

• habitat

• feeding