Which statement is most likely a scientific law? animals need oxygen because it unlocks the energy contained in food. colonies of microscopic organisms grow faster in closed spaces because they cannot fly away. the oldest layers of rock lie below newer layers of rock on earth. healthy foods taste better than dangerous or spoiled foods

the major parts of the digestive system:

salivary glands.

pharynx.

esophagus.

stomach.

small intestine.

large intestine.

rectum.

accessory digestive organs: liver, gallbladder, pancreas.

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above