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1
Human Physiology
| Question | Answer |
|---|---|
| What are the differences between positive feedback and negative feedback? | Negative feedbacks decrease the direct effects of the original process, and positive feedbacks increase it |
| What are the four major groups of organic substances? | 1. Carbohydrates 2. Lipids 3. Proteins 4. Nucleic acids and related molecules |
| What are the four phases of mitosis? | 1. Prophase 2. Metaphase 3. Anaphase 4. Telophase |
| What is cellular respiration and what are the three main steps of cellular respiration? | Cellular respiration is a chemical reaction that breaks down glucose to produce ATP which is used as energy for the body. The three main steps are glycolysis, citric acid cycle and oxidative phosphorylation. |
| What are the 3 types of passive transport? | Diffusion, facilitated diffusion and osmosis |
| What is the 4 basic types of tissue? | connective tissue, epithelial tissue, muscle tissue, and nervous tissue |
| What are the functions of epithelial tissues? | protection, secretion, absorption, excretion, filtration, diffusion, and sensory reception. |
| What are the 5 main functions of bones? | gives your body its shape, allows movement, makes blood cells, provides protection for your organs and stores minerals |
| What does bone marrow do? | It creates red blood cells, white blood cells and platelets |
| What are main functions of skeletal muscles? | Produce movement, help the body with body posture and position, maintain temperature, store nutrients and help to stabilize joints. |
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rochelleo4783
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