What determines how much energy a human can receive from food? A. How much oxygen the food contains
B. How much nitrogen the food contains
C. How much energy the food molecules have
D. How much the food molecules weigh

The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind

The body of water found at number 4 on the map above is the

As the pea seeds respire, the level of coloured liquid in the left hand part of the capillary tube rises. by referring to what is happening in the apparatus, explain why the level of liquid changes