The Cell Theory states that: 1) All organisms are made up of one or more cells and the products of those cells. 2) All cells carry out life activities (require energy, grow, have a limited size). 3) New cells arise only from other living cells by the process of cell division.tructure-a bilipid membraneous layer composed of proteins and carbohydrates. It is fluid like. Function-the cell membrane separates the cell from its external environment, and is selectively permeable (controls what gets in and out).
The anatomy and structure of the five sense organs of the human body: vision, hearing, smell, taste, and touch.
Do you want to be able to sense the world to your fullest ability? Having a fine-tuned sense of smell, taste, sight, hearing, and touch enhances every life experience. For most people, all five senses begin to dull with age, but there are ways you can sharpen your senses. Read on to learn how to heighten your five senses so you can get the most out of daily life. Steps