Which of the following is NOT true about chlorine?

a. It is poisonous, greenish gas

b. It combines with sodium to form table salt.

c. It was used in battles in World War I.

d. It is not reactive

Two closely related species of frogs live by the same pond. Species A feeds on flies and caterpillars, while species B feeds on grasshoppers and worms. Explain how the two species coexist?

Which of the following is true regarding brain development and aging? a. Blood flow is increased in the brain. b. The brain uses more oxygen. c. The brain becomes smaller and lighter. d.

Explain fungi network?

What is the most likely result if the shape of the enzyme changes?

According to the video which type of biomolecule would want to have if you were swimming across the English Channel? A. Nucleic Acids B. Proteins C. Carbonhydrates D. Lipids

The resting neuron contains Na on the inside or outside?

What telescope was the first to use many mirrors in a honeycomb pattern to avoid the difficulties associated with large mirrors? a. The Hubble telescope b. The Suzuki telescope c. The Keck telescope d. The Subaru telescope

What evolutionary development allowed plants to grow tall? see concept 29.3 (page 626) ?

What happens to a potassium atoms electrons when it becomes an ion?

How do we actually see color