An animal emits a response in the presence of a certain tone. if a slightly higher pitched tone elicits the same response, then stimulus has taken place

My question says on my assignment. read the following scenarios and decide which of the properties of life are being described. the first one is. katherine stopped on the way to school to grab some donuts. 2. because a dog cannot sweat, it has to pant in order to stay cool. 3. an elephant trun had no bone but 4,000 muscles. i have no idea what i am supposed to anwer. i can't find the answer in my notes or book that i can understand anyway

How does the human body lever work?

Which of the following shows the results that you would get if you tested beef using the four tests in the gizmo