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24 Cards in this Set
- Front
- Back
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What does O-H-E-C-P stand for in the scientific method?
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Observation
Hypothesis Experiments Conclusion Peer Reviewing |
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What is the scientific method?
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A set of general guidelines on how to do science.
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How many variables should you test in an experiment?
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Only one variable.
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Who is the father of taxonomy?
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Linneaus
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What domain and kingdom are humans from?
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Domain: Eukaryota
Kingdom: Animalia |
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What is the difference between prokaryote and eukaryote cells?
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Prokaryote are much more simple then eukaryote cells. Eukaryote cells contain a double membrane-bound nucleus and organelles.
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What are characteristics that humans share with other chordates (vetebrates)?
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-Backbones
-Spinal chords (central nervous system) -Jaws with teeth |
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What are characteristics that humans share with other mammals?
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-Warm blooded
-Almost all have live birth -Hair -Mamary glands -3 Middle earbones |
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What are features that distinguish humans?
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-Manual dexterity
-Larger brain -Big forebrain, includes prefrontal cortex. |
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What are the five characteristics of all living things?
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Metabolize
Reproduce Cells Move Homeostasis |
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Where does cellular respiration take place within a cell?
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Mitochondria
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What is the general formula for cellular respiration?
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C6H12O6+02+H20 = ATP+C02+H20
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Why is ATP important for our cells to make?
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High energy molecule. Used by our cells to do work.
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What are a few key components of the integumentary system?
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Skin -> Protective barrier -> Insolate -> Sweat
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How does the integumentary system help maintain homeostasis?
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We sweat if we get too hot.
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What are some of the key components of the nervous system?
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Brain, spinal chord, nerves. -> Send electrical impulses.
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What are some of the key components of the respiratory system?
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Trachea and lungs.
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How does the respiratory system help maintain homeostasis?
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Gas exchange. Oxygen moves into blood Carbon dioxide moves out.
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How does the muscular system help maintain homeostasis?
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The heart helps pump blood. Muscles are also responsible for goosebomps, digestion, and breathing.
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How does the digestive system help maintain homeostasis?
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The digestive system absorbs organic substances, vitamins, ions, and water. The digestive system provides lipids to the skin.
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How does the circulatory system help maintain homeostasis?
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The circulatory continually pumps blood throughout the body.
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Name three functions of your bones.
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Protect your organs. Support your body. Gives your muscles a point of attachment. Store calcium.
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What is bone remodeling?
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Bones break down old bones and add more bones. Helps make your bones more resilient.
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How do bones help maintain homeostasis?
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When your calcium levels are low, your bones release calcium. When your calcium levels are high, your bones build new bone.
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