Which are characteristics of flukes? Check all that apply. They are free living. They are a type of flatworm. They reproduce sexually. They have eyespots. They are segmented.

Ashort, vertical, solid, or fleshy stem possessed by gladiolus and which is used in reproduction is termed a

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

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions