What is the type of nitrogen that plants and animals cannot use without it being converted to a different form?

What is diffusion and what are the factors that affect it

14. Valuable molecules like glucose, amino acids, and vitamins are reabsorbed into the blood at which location in the nephron? A. Loop of Henle B. Bowman's capsule C. proximal convoluted tubule D. collecting duct E. glomerulus

Spitting out watermelon seeds -

You are cooking beans over a campfire.

Infer why scientists hypothesize that chemical events preceded the origin of life on earth

Falling action for the movie coco

Discuss on the food habits of the Europeans in the early twentieth century.

How does nadp + become nadph

Meiosis is a specialized form of cell division that that produces

Gee's arm was cut during an industrial accident. the blood was pouring from the wound in spurts. which type of vessel was severed?