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unit 1 bio > 2A. Cells > Flashcards

2A. Cells Flashcards

1
Q

3 principles of cell theory

A
  1. All living things are made of cells.
  2. Smallest unit of life
  3. Cells come from pre-existing cells.
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2
Q

Prokaryotes…

A

lack membrane bound organelles, lack defined nucleus, have circular chromosomes, divide by binary fission, only single celled.

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3
Q

Eukaryotes…

A

Contain membrane bound organelles, have defined nucleus, have multiple linear chromosomes, divide by mitosis and meiosis.

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4
Q

Prokaryotes are what cells

A

Bacteria

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5
Q

Eukaryotes are what cells

A

Animal, plant and fungi

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6
Q

Membrane-bound organelles include:

A

Every organelle except ribosomes, cell wall and cytoskeleton.

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7
Q

Evidence of being a living thing (think: MRS GREN)

A

Movement
Respiration
Sensitivity
Growth
Reproduction
Excretion
Nutrition

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unit 1 bio (20 decks)

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