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Gen Bio Prelims > Specialized Cells > Flashcards

Specialized Cells Flashcards

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Biology 101 flashcards
1
Q

A cell that has a particular structure and performs a specific function

A

Specialized Cells

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2
Q

True or False:

Each type has unique shape, size and features allowing it to do its job accurately

A

True

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3
Q

True or False:

all types of specialized cells has unique shape, size and features allowing it to do its job accurately

A

False

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4
Q

what cells have a variety of specialized cells

A

Plant cells

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5
Q

True or False:

Cells in the leaf of a tree have a different structure and function from the cells in the trunk.

A

True

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6
Q

True or False:

Cells in the leaf of a tree have the same structure and function from the cells in the trunk.

A

false

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7
Q

what cells are on young rocks that have hairs that absorb water from the soil

A

epidermal cells

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8
Q

True or False:

some plant cells transport water and dissolved minerals throughout the plant

A

true

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9
Q

True or False:

some plant cells transport chlorophyll throughout the plant

A

false

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10
Q

what cells contain many chloroplasts to collect energy from sunlight to make sugar for the plant

A

photosynthetic cells

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11
Q

true or false:

other cells transport dissolved sugars around the plant

A

true

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12
Q

true or false:

other cells do not transport dissolved sugars around the plant

A

false

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13
Q

what specialized cells have round edges to travel in blood vessels easier

A

red blood cells

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14
Q

why do red blood cells not have nucleus

A

to have more room to carry 02 and CO2

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15
Q

what specialized cells have long, skinny arms to send messages quickly over long distances

A

nerve cells

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16
Q

what specialized cells conduct electrical impulses to coordinate body activity

A

nerve cells

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17
Q

what specialized cells have cilia

A

ear cells

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18
Q

what are the tiny hairs on inner ear cells that pick up vibrations in the air and send signal to brain

A

cilia

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19
Q

what specialized cells have long, skinny cells that lengthen and shorten to move muscles

A

muscle cells

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20
Q

how are muscle cells arranged?

A

in bundles

21
Q

what are muscle cells that are arranged in bundles

A

muscle fibers

22
Q

what are the specialized cells that can contract which makes the fiber shorter and causes the bones to move

A

muscle cells

23
Q

what specialized cells are the smallest cells in the body and millions of them are made

A

sperm cells

24
Q

where are the enzymes contained in a sperm cell

A

in the head

25
Q

what makes a sperm penetrate an egg

A

an acrosome in the head that contains enzymes

26
Q

what does the head of a sperm cell contain

A

genetic material

27
Q

what is the use of genetic material that is contained in the head of a sperm cell

A

for fertilization

28
Q

what part of the sperm cell is the mitochondria found

A

middle

29
Q

true or false:

The middle piece is packed with mitochondria to release energy needed to swim and fertilize the egg.

A

true

30
Q

true or false:

The tail piece is packed with mitochondria to release energy needed to swim and fertilize the egg.

A

false

31
Q

what enables the sperm to swim

A

the tail

32
Q

what specialized cells help keep dirt out of the lungs.

A

trachea cilia

33
Q

what does the orange goblet cells in the trachea cilia do

A

secrete mucus

34
Q

what moves the mucus along the trachea to remove inhaled dust and dirt.

A

hair-like extensions or cilia

35
Q

what specialized cells are unspecialized cells that divide quickly and do not have a particular function yet

A

stem cells

36
Q

unspecialized cells

A

stem cells

37
Q

these are the only specialized cells that can differentiate into many cell types.

A

stem cells

38
Q

how many possibilities can a stem cell be

A

220 different cells

39
Q

true or false:

The blood found in an umbilical cord immediately after the birth of a child is a rich source of stem cells.

A

true

40
Q

true or false:

The blood found in the placenta immediately after the birth of a child is a rich source of stem cells.

A

false

41
Q

where can stem cells be found in a baby

A

umbilical cord

42
Q

these cells can develop into various kinds of blood cells.

A

stem cells

43
Q

true or false:

The blood collected from the cord can be banked (or stored) in the event it is needed later in the child’s or a sibling’s life.

A

true

44
Q

true or false:

The blood collected from the placenta can be banked (or stored) in the event it is needed later in the child’s or a sibling’s life.

A

false

45
Q

what are the other uses of stem cells

A

for leukemia
to produce cancer-free blood cells

46
Q

For diseases such as leukemia, how can stem cells that are collected from healthy blood be used

A

by injecting into a patient’s blood after the diseased cells have been killed

47
Q

True or False:

The healthy cells then grow in the patient’s bone marrow and produce healthy, cancer-free blood cells.

A

true

48
Q

True or False:

The healthy cells then grow in the patient’s capillaries and produce healthy, cancer-free blood cells.

A

false

Gen Bio Prelims (5 decks)

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