Which of the following statements is correct? your eyes look different than your liver, because the cells that make up these organs have different genes. as cells and tissues differentiate, they lose the genes they do not need. all cells have the same genes, but different genes are active in different cells.

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

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

49 ! how are energy cycles and growth cycles related?