Ihave to ake a punnt square for they collor of my eyes and the color of my brothers eyes can some one me

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Ineed the answer asap. in order to be considered alive, an organism must simultaneously possess the characteristics of homeostasis, heredity, cells, reproduction, and

All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time