Answer:
Yes size does affect whether something lives
Explanation:
Depending on your size is how much you eat and weigh. it also affects your muscle strength and abilities. For example an elephant can weight 6 tons or more,they eat a lot to maintain their weight if they dont they will have malnutrition and starve to death. since they eat so much they are enormous and so is their strength and muscles.
Size effects how one eats. How much they can take on and their strength, this is all a way of life.