Lab: Natural Selection-Standard Bio 4.2

Question 1 of 17 • TX-Biology B-Credit Recovery Summer School

In this lab, the three flocks of birds changed in numbers between generation 1 and generation 3. Why? Check all reasons.

Answer

The amount of food available increased and decreased.

If a flock’s beak type made it easier to pick up the available food, the flock grew.

If a flock’s beak type made it harder to pick up the available food, the flock shrunk.

Lab: Natural Selection

Assignment: Reflect on the Lab

Lab: Natural Selection

AssignmentMultiple Select

Question 1 of 17 • TX-Biology B-Credit Recovery Summer School

Answer

The amount of food available increased and decreased.

If a flock’s beak type made it easier to pick up the available food, the flock grew.

If a flock’s beak type made it harder to pick up the available food, the flock shrunk.

Lab: Natural Selection

Assignment: Reflect on the Lab

Lab: Natural Selection