In the picture, how does the thermal energy definitely flow?

Which situation is an example of competition that could be found in the grassland? a. two lion populations utilize the same gazelle population as their main food source b. deer eat berries and their droppings seed new areas, creating new berry bushes c. two shark populations utilize the same fish population as their main food source d. lack of sunlight due to changes in the seasons restricts the growth of certain plants

Nucleic acid certain protein cell membranes certain carbohydrates

In the practice of science, this type of reasoning is used to develop explanations.