The skin is composed of which type of tissue?

A. connective

B. epithelial

C. muscle

D. nerve

Nutrient-rich blood from the intestines flows directly to

the Pacific plate is colliding with the A. Eurasian plate B. South American plate C. North American plate D. Nazca plate

Why to igneous rocks have the same minerals different names

What is carbon footprint?

Are animal like protists unicellular

Could water exist as a liquid on Earth if it did not have an atmosphere?

Select the correct answer. Chordates are deuterostomes. Which invertebrates are also deuterostomes? O A. Arthropoda OB. Mollusca O C. Echinodermata

How does the theory of evolution explain the similarities and differences among living organisms?

Jonathan is learning about water conservation. He learns that the average household in the United States uses 293 gallons of water per day. Jonathan makes a chart that shows the percent of water that each indoor fixture uses in the average U. S.

The relationship between the amount of energy available for use and the amount of entropy in a food chain differs between trophic levels. Why would the amount of entropy increase from one trophic level to another in a food chain or energy pyramid?