Living plants may be valuable additions to science classrooms. Which is the most important safety consideration when planning to grow plants in a classroom?

Which domain includes organisms that are called extremophiles?

The mouth, small intestine, and kidneys have functions that involve the A. digestion of food, synthesis of vitamins, and filtering of the blood B. Intake, digestion, absorption, and elimination of food and its wastes C.

How does a food chain model energy flow?

About 99% of the atmosphere is composed of

What three conditions must a fossil meet in order to be an index fossil?

Write three facts you discovered about patterns of heredity and human genetics

Which type of rock forms when molten material cools and hardens inside Earth? an igneous rock an extrusive rock a rock with fine texture a rock with small crystals

Do decomposers have predators?

How many years will it take Mount Rushmore to finish weathering

How is polyploidy defined