What are the 3 layers within the skin organ?

The main ingredient of magma is a pahoehoe. b silca c dissolved gases d obsidian

How many bones are there in the human body?

Which statements about a food chain are true? choose all answers that are correct. a.plants are the first living organisms in food chains on land. b. the plants in a food chain are called herbivores. c. all food chains on land begin with energy from the sun. d. carnivores in a food chain eat only plants.