When leaves change color in the fall, we understand that it is because there is less
daylight at that time of year. what characteristic of life is displayed in this example?
growth and development
reproduction
evolution
stimulus and response

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

One function of the immune system is to attack the foreign cells to protect the body. in organ translate , the body recongnizes that the new organ is made of foreign cells. wha kind of medicine would you give a patient to increase the chances of transplate success

Can someone give me the answer to this question? you so much