Unit 7 Test Review

Northern Elephant Seals have now have reduced genetic variation after being hunted. This is an example of –

Genome maps of a hedgehog and a sloth were compared. What could scientists determine from this?

When a few individuals start a new colony, it most likely results in –

Tortoise B is more adapted to what type of environment?

Similarities in embryonic development suggest that these organisms –

Which of the following is TRUE of genetic drift?

Which of the following increases genetic variation when individuals move from one population to another?

These wings have the same function in allowing for flight, but differ in structure. These are an example of –

Fossils of an extinct reptile are found in North America, Africa, and Australia. How could this be?

Long periods of stasis, followed by short periods of rapid change, are explained by –

What does Model A represent?

What is the most logical cause of the drastic change that occurred during the Jurassic Period?

Based on the cladogram, crocodiles possess which of the following traits –

Due to the act of "shark finning", Great Whites now have very low levels of genetic diversity. This is an example of –

Which of the following represents the trait for feathers?

How do mutations and evolution differ?

The pelvic bones of a whale no longer have a useful function. This type of structure is referred to as –

Knowing that an intrusion is younger than the rock it cuts across, order the rock layers from oldest to youngest.

If certain alleles improve survival and the ability to reproduce, then what will most likely increase?

New alleles recently appeared in a population of antelope. If mutation was not the cause, this is likely a result of –

Which organism is most closely related to the chimpanzee?

According to this diagram, humans may be most distantly related to –

What is the term for a feature that allows an organism to survive better in its environment?

Which of the following predictions for Year 3 is most plausible?

These limbs provide evidence of common ancestry because they –