Why can't penguins fly?

Describe the relationship between ATP and ADP and the important of this relationship within a cell

What is the name for a disturbance that removes most of the organisms and damages soil

What is true of diffusion?

What does a burning candle have in common with a cell preforming respiration? Select all that apply. A. Both release energy B. Both use carbon doixide C. Both use oxygen D. Both release oxygen

Wolves live in remote forests and hunt in groups. What pattern of dispersion do they exhibit?

The gametophytes of an unknown plant are contained within the sporophyte, and the plant produces separate male and female gametophytes. Which the following is the best conclusion about the life cycle of this plant? a.

How many variables should you have in a control experiment?

How is science different from other subjects such as art or history

What happens if you don't have enough carbohydrates?

Describe the movement of "air" into and out of the respiratory system. Be sure to include the following structures (larynx, trachea, bronchi, bronchioles, and alveoli) while being specific about whether it is mainly oxygen or carbon dioxide moving