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Studystack 1
Wks 1-5
| Question | Answer |
|---|---|
| What are the 10 characteristics of life considered most important in humans? | 1. absoprtion 2. circulation 3. conductivity 4. digestion 5. excretion 6. growth 7. reproduction 8. respiration 9. responsiveness 10. secretion |
| What are the levels of organization in the body? | chemical, organelle, cellular, tissue, organ, organ system, organism |
| What are the 4 major elements that make up about 96% of the material in the human body? | carbon, hydrogen, oxygen, and nitrogen |
| What is the difference between the mass number, atomic number, and atomic mass? | mass number= atomic mass= # of protons + # of neutrons atomic number= # of protons in nucleus |
| Describe the various (4) functions integral membrane proteins are responsible for | transport, identification, signaling, and connection |
| Describe the steps of the protein export system in the cell | proteins made by ribsomes are folded in the ER then pinched into vesicles that travel thru the golgi & undergo chemical mods. Vesicles w/ processed molecules leave the golgi then enter the cell before the contents are exported outside cell/into membrane |
| What are the main tissue types found in the human body? | epithelial, connective, muscle, and nervous |
| What are the cell layers of the epidermis from deep to most superficial? | stratum basale stratum spinosum stratum granulosum stratum lucidum stratum corneum |
| ______ are small cells that synthesize and secrete an organic matric called osteoid | osteoblasts |
| ________ are giant multinucleate cells that erode bone minerals | osteoblasts |
Created by:
vigiltay
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