A is a chemical that is released by one animal to affect the physiology and or behavior of another member of (usually) the same species.

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

Anton created a chart listing different types of materials. which best complete the chart?

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?