Make and an organ system makes an fill in the blanks. it is about the body and it is a 5th grade science question

Study the diagram of a desert food chain . what would most likely happen if the kangaroo rats were killed off and removed from the food chain ?

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f