Which of the following is an example of a learned behavior?

A) birds competing for food in the feeder

B) birds singing to establish their territory

C) birds returning to a backyard bird feeder

D) birds scattering at the sight of a hawk

Which of the following are NOT correct based on Darwin's theory of evolution? a some populations tend to overpopulate b resources can limit population growth c some individuals are better suited to success in the environment d variations in

Which choice is an abiotic feature of an ecosystem? A) Dogs B) Ants C) Fungi D) Minerals

In a field ecosystem, a bee gathers nectar to make honey and pollinates flowers. This is an example of what? a habitat a producer a niche carrying capacity

How does the body responds to transplants and how doctors are able to successfully perform transplants

What are some of the physical changes frogs undergo during metamorphosis

When you get a minor cut platelets in your blood stick to the wound and cause?

Why are phospholipids ideal for making up the selectively permeable membrane?

5. What type of bond can be found between complementary nitrogenous bases?

Which field of biology focuses on heredity and dna?

What property of water was demonstrated by fold and float