When a rat is food-deprived, its level decreases, and the produces the hunger-triggering hormone orexin?

Aperson travels 35 km in 0.4hrs, followed by 53 km in 0.6 hr. what is the average speed

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.

When plants use sunlight to make food, the energy of sunlight is