Living organisms draw their essential elements from

a. the atmosphere.

b. the lithosphere.

c. the atmosphere and lithosphere. and) the atmosphere, lithosphere, and hydrosphere.

Pores in the leaf that allow air to enter the leaf are called

Into what kind of energy do animals convert chemical energy from molecules? A. rotational energy B. chemical energy C. physical energy D. mechanical energy

The complementary mrna strand synthesized from the dna sequence of ctgac would be

Stream of water will bend toward a balloon that has been read on a sweater to generate static charge which property of water is responsible for this behavior

Did T. Rex have hair?

Explain why land use planning has to incorporate such diverse disciplines as architecture, urban planning, and environmental planning.

Dna strands are held together by

Coal is the biggest source of electricity production. Discuss some of the effects of coal mining and use for power? How can you reduce the amount of coal used for electricity production?

True or false the grain group includes, cereal, rice, pasta, and grits

Read the paragraph, and then answer the question. The solid part of Earth is made of huge chunks called plates. These plates sometimes move. When this happens, earthquakes may occur.