Science Vocabulary Words (Organelles) Flashcards

1
Q

the outer layer of a cell that’s rigid, strong, and stiff, and is made of cellulose

support (grow tall)
protection
allows H2O, O2, CO2 to pass into and out of cell

A

cell wall

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2
Q

this is selectively permeable. When this is in a plant cell, it’s on the inside of the cell wall but, if it’s in an animal, it’s on the outer layer of the cell; cholesterol

support
protection
controls movement of materials in/out of cell
barrier between cell and its environment
maintains homeostasis

A

cell membraine

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3
Q

this is large, and generally oval

controls cell activities
key organelle which has the genetic material and is
involved in multiplication of cell, growth and maintenance
of cells.

A

nucleus

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4
Q

the powerhouse of the cell that’s bean-shaped

breaks down sugar molecules into energy
site of aerobic cellular respiration

A

mitochondria

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5
Q

found inside a cell’s nucleus, there might be multiple of them, and it disappears during a cell division

Make ribosomes, contains building blocks or mRNA,
tRNA, rRNA

A

nucleolus

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6
Q

surrounds the nucleus, and is selectively permeable

Controls movement of materials in/out of nucleus

A

nuclear membrane

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7
Q

a jelly like material that’s clear, and thick, and all Organelles are found inside this substance. it also contains cytoskelon fibers

supports /protects cell organelles

A

cytoplasm

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8
Q

the network of tubes or membranes that has no ribosome, but has ribosome attached to it

carries materials through cell
Synthesis of fats/lipids
Ribosomes synthesis proteins for export

A

endoplasmic reticulum

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9
Q

small bodies free or attached to E.R., and is made of rRNA and protein

synthesizes proteins

A

ribosome

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10
Q

the vacuoles or sac-like structures that occupy a considerable amount of cytoplasm, and are stacks of flattened sacs

to modify and package proteins for export
have cis and trans face

A

Golgi/golgi bodies/golgi apparatus

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11
Q

fluid-filled sacs

Vacuoles are pouches in the cell that store materials such
as water, salts, proteins, and carbohydrates, waste products
and toxic waste..
store food, water, waste (plants need to store large amounts
of food)

A

vacuole

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12
Q

green, oval usually containing chlorophyll

uses energy from sun to make food for the plant
(photosynthesis)

A

chloroplast

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