How do Cells organelles know what to do?

A. Protein provides the instructions

B. Cillia provide the instructions

C. Ribosome provides instructions

D. DNA provides instructions

What are nonrenewable energy sources

What elements make mafic rocks dense?

A 2 L sample of N2 (g) and a 1 L sample of Ar (g), each originally at 1 atm and 0°C, are combined in a 1 L tank. If the temperature is held constant, what is the total pressure of the gases in the tank? a. 1 atm b. 2 atm c. 3 atm d. 4 atm e. 5 atm

Which gas will diffusion faster within a system? Carbon dioxide Water vapor Ammonia (NH3) Methane (CH4)

What is true of dufusion

1.) Rust forms when Fe, O₂, and H₂O react in the balanced equation below; 2Fe (s) + O₂ (g) + 2H₂O (l) - -> 2Fe (OH) ₂ (s) In an experiment 10.0g of Fe is allowed to react with 4.00g of O₂ A.) Which of these reactants is the limiting reagent? B.

Choose the answer that takes place when a liquid absorbs heat energy without increasing its temperature. A.) the pressure increases B.) it vaporizes C.) it solidifies D.) the volume decreases

What are small round structures in the cell that breaks down large food particles into smaller ones

All elements have a unique atomic emission spectrum. In which of the following scenarios would this fact be most useful? A. when trying to determine a star's chemical composition B. when trying to determine how old an artifact is C.

How does ATP form? Why is it important to the cell?