Flock Y
Step 8: Simulate an environment with equal
amounts of insects and seeds, but no fruit.
Which flock will be able to eat the most? The
least? Why?

How does natural selection change thephenotypes within a population over time?

Select the correct answer. which term do biologists use to describe the average number of individuals of a species per unit area? a. carrying capacity b. population density c. minimal viable population d. survivability curve

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?