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BIO 253 - Quiz 2 questions and answers already graded A+ 2024/2025 $11.49   Add to cart

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BIO 253 - Quiz 2 questions and answers already graded A+ 2024/2025

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BIO 253 - Quiz 2 questions and answers already graded A+ 2024/2025

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  • September 7, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • bio 253
  • BIO 253
  • BIO 253
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Ashley96
BIO 253 - Quiz 2


Define cell
Basic unit of existence


Parts of cell
- Nucleus
- Cytoplasm
- Cell membrane
- Organelles




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6 Ways to Show Appreciation for Your Child's Teacher
Cell membrane
- Selectively permeable
- Made from lipids & protein
- Phospholipid bilayer with tails pointing inward
- Has channels


Cytoplasm
- Jelly-like fluid manufactured from actin
- Cytosol + organelles = fluid portion of mobile


Organelle: Ribosomes
- Participate inside the translation of RNA to proteins
- Attached to RER
- Made in nucleus


Organelle: RER
- Has ribosomes & makes protein
- Next to nucleus
- Rough

, Organelle: SER
- Makes lipids & steroids
- Next to RER
- Shiny & clean


Organelle: Vesicles
- Membrane sac
- Stores/transports


Organelle: Golgi Apparatus
- Stacks of vesicles
- UPS middle answerable for delivery
- Refines, applications, offers proteins made inside the RER


Organelle: Mitochondria
- Makes ATP
- Powerhouse
- Has an internal & outer membrane


Organelle: Lysosomes
- Protects
- Has enzymes to break down material
- Garbage disposal


Centrosomes
- Central body
- Always in pairs
- Sac that carries pairs of centrioles


Cilia
- Hairlike projection on mobile membrane
- Aids in movement & protection
- Antioxidants improve motility
- Found in respiratory tract & fallopian tubes


Flagella

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