ch6 The Cell Flashcards

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1
Q

cytosol

A

the fluid portion of a cell’s cytoplasm

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2
Q

cytoplasm

A

all of the cytosol and organelles within a cell

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3
Q

nucleoid

A

non membrane enclosed area of DNA for a prokaryotic cell.

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4
Q

all cell membranes within and without are usually…

A

lipids and proteins

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5
Q

ribosomes

A

complexes that make proteins

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6
Q

chromatin

A

material consisting of DNA and proteins visible as actual chromosomes

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7
Q

endoplasmic reticulum

A

synthesizes membrane and proteins

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8
Q

mitochondria

A

cell respiration occurs and ATP is made

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9
Q

chromosomes

A

discreet units of DNA

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10
Q

difference between smooth and rough ER

A

smooth ER lacks ribosomes

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11
Q

glycoproteins

A

proteins with carbohydrates covalently bonded to them

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12
Q

Golgi apparatus

A

manufacturing, warehousing, sorting, and shipping

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13
Q

cis face

A

receiving end of golgi

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14
Q

trans face

A

shipping end of golgi

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15
Q

lysosomes

A

digestive organelles

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16
Q

peroxisome

A

transfers hydrogen from a substance to oxygen to make hydrogen peroxide

17
Q

cristae

A

inner folds of mitochondria

18
Q

plastids

A

plant organelles that manufacture or store compounds for the plant

19
Q

centrosome

A

microtubule organizing center

20
Q

centrioles

A

2 organelles in a centrosome: 9 sets of 3 microtubules

21
Q

dynein

A

large motor proteins which cause some organelles to bend or cilia to wave

22
Q

actin

A

a globular protein

23
Q

myosin

A

microfilament-based motor protein

24
Q

middle lamella

A

thin layer of sticky polysacchradides in between plant cells

25
Q

collagen

A

an abundant protein which forms strong fibers outside of cells

26
Q

integrins

A

surface receptor proteins that connect the extracellular with the intracellular