Biology B5 (Higher)
Hope this is useful for people, i know exams can be so stressful good luck! :)
- Created by: Christiana Faola
- Created on: 23-02-13 11:33
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- Biology B5
- Skeletons
- Types of skeletons
- Invertebrates (no backbone)
- eg: Worms
- Invertebrates (no backbone)
- Functions
- Protect vital organs
- Support body
- Framework for muscles
- Earthworm
- Fluids push out skin for stature
- Cartilage
- Growth
- Osmosis
- Diffusion of cartilage cells for bone growth
- Calcium strong bones
- Osmosis
- Diseases
- Possible pathogen invasion
- Growth
- Bone Structure
- Endoskeleton
- Internal support of animal
- eg: humans, cats ect.
- Exoskeleton
- Calcium carbonate
- eg: crab, turtle
- External support
- Endoskeleton
- Types of skeletons
- Osifying
- Cuticle
- Protects waterloss/gain
- Repairs damage
- Prevents micro organisms
- Chitin
- Moulting
- Shedding of skin/shells ect.
- Cuticle
- Joints
- Ligaments
- Joins bone to another bone
- Tendons
- Connect muscle to bone
- Synovial Joints
- Contain synovial fluids
- Produced by synovial membrane
- Contain synovial fluids
- Ligaments
- Skeletons
- Internal support of animal
- Polymer found on invertebrate exoskeletons
- Chitin
- eg: shells of some mollusks
- eg: cell walls of fungi
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