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Bio Prep > Topic 3 > Flashcards

Topic 3 Flashcards

1
Q

Cell contents

A

Plasma membrane
Cytoplasm
Nucleus

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2
Q

Cytoplasm contents

A

Cytosol
Cytoskeleton
Organelles

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3
Q

Cytosol

A

The fluid portion, mostly water

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4
Q

Cytoskeleton

A

Provides structure

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5
Q

Organelles

A

Subcellular structures having characteristics shapes and specific functions

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6
Q

Plasma membrane

A

Protective barrier

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7
Q

Phospholipid bilateral

A

Part of the plasma membrane, this forms the cells outermost boundary, it contains a lipid bilateral and proteins

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8
Q

Selective permeability

A

Part of the plasma membrane, lipids act as a barrier to certain substances and proteins act as gatekeepers to certain molecules and ions

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9
Q

The role of proteins in the plasma membrane

A

Ion transport
Receptors
Enzymes
Linkers
Cell recognition
Carriers

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10
Q

Organelles

A

Centrosome
Cilia and flagella
Ribosome
Endoplasmic reticulum
Golgi complex
Mitochondria
Lysosomes
Peroxisomes
Proteasomes

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11
Q

Centrosome

A

Microtubule organizing Center

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12
Q

Cilia

A

Move substances

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13
Q

Flagella

A

Moves the cell

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14
Q

Ribosomes

A

Site of protein synthesis

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15
Q

Rough ER

A

Initial sorting and packaging into vesicles

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16
Q

Smooth ER

A

Synthesizes enzymes and fatty acids

17
Q

Golgi complex

A

Adds carbohydrates and lipids. Packages further and sends out of the cell

18
Q

Mitochondria

A

Produces ATP

19
Q

Lysosomes

A

Digest worn out cell parts

20
Q

Peroxisomes

21
Q

Proteasomes

A

Break down proteins

22
Q

The nucleus

A

Contains chromosomes, made of of DNA that contains genes. Control Center

23
Q

Nuclear envelope

A

Double membrane that separates the nucleus from the cytoplasm

24
Q

Nuclear pores

A

Numerous openings in the nuclear envelope, control movement of substances between nucleus and cytoplasm

25
Q

Nucleolus

A

Spherical body within the nucleus that produces ribosomes

26
Q

Mitosis

A

Somatic cell division

27
Q

Meiosis

A

Reproductive cell division

28
Q

Interphase

A

Cell grows larger and DNA duplicates

Bio Prep (13 decks)

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