What important role do bacteria called decomposers play? a. They return basic chemicals to the environment. b. They slow down food spoilage. c. They kill harmful bacteria. d. They produce vitamins.

What is the DNA complementary strand for: ACG TGC GCA TAA TGC ACG CGT ATT B) UGC ACG CGU AUU ACG TGC CGA TAA D) UCG TGC CGU TUU

1. Cut up 3 potato pieces. Cut the pieces so that they are different sizes. 2. Put food coloring in each cup, and then place one potato piece in each cup. 3. After a few minutes, take the potato pieces out and cut them in half. 4.

In addition to ATP, what are the end products of glycolysis? A) CO2 and H20 B) CO2 and ethyl alcohol C) NADH and pyruvate D) CO2 and NADH E) H20 and ethyl alcohol

The graph indicates the number is species that have become extinct

What is germination?

If a cell has the ability to take in water, food molecules, and other necessary materials this indicates it is capable of ... A: Biosynthesis B: Nutrition C: Absorption D: Digestion

Professional who study and make predictions about human populations are called

Does soap remove all bacteria or just some bacteria

What is found in group 1 and 4 on the Periodic table

Which of the following species is a K-selected species A. redwoodtrees B. fruits flies C. algae D. grasshoppers