A group of cells that work together to carry out a similar function is known as a (n)

protein

unicellular organism

tissue

organ system

How do the outer planets compare to the inner ones? a. larger and denser b. smaller and less dense c. smaller and denser d. larger and less dense (Pretty sure its d.

What plant food high in iron and calcium was often added to cornmeal dishes by the southwestern indians?

Which of the following statements are true of muscle diseases? Select all that apply. Polio is caused by an infection. Cancer in muscle is quite rare. Polio is caused by lack of vitamins, Muscle diseases are always congenital.

Which drink would be the best choice when sodium levels need to be restored

How are ATP and glucose similar

Do snakes have slimy skin true or false

Which group of islands is called the "land of fire" and is located at the southern tip of South America? A. the Galápagos Islands B. Tierra del Fuego C. the Lesser Antilles D. the Falkland Islands

Who is responsible of enforcing an environmental law after a legislature passes it? a. the legislature b. president or prime minister c. a regulatory agency d. citizens

An area in a forest was cleared to build a road. Which two of the following will be likely effects on the ecosystem? The number of trees will increase in the forest. The new species will evolve to survive in the deforested land.

Which theory do scientists use to explain the foundation of our world's landforms?