Cell Structure and Functions Flashcards

1
Q

building blocks of all living things

A

cell

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2
Q

carry out all chemical activities needed to sustain life

A

cells and tissues

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3
Q

are group of cells that have the same structure an they work together as a unit

A

tissue

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4
Q

the basic unit of life

A

cell

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5
Q

give the three main region of a cell

A

nucleus, cytoplasm, plasma membrane

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6
Q

it is the control center of the cell and contains the genetic material

A

nucleus

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7
Q

the three regions of the nucleus

A

chromatin, nucleolus, and nuclear membrane

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8
Q

DNA stands for?

A

deoxyribonucleic acid

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9
Q

serves as the barrier of the nucleus

A

nuclear membrane

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10
Q

nuclear membrane contains ___________ that allows of exchange of material in the cell

A

nuclear pores

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11
Q

it separates the nucleus to cytoplasm

A

nuclear membrane

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12
Q

nucleus contains one or more _________

A

nucleoli

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13
Q

site of ribosome production

A

nucleolus

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14
Q

composed of DNA and protein

A

chromatin

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15
Q

how many chromosomes does human have?

A

46 or 23 pairs

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16
Q

it is scattered throughout nucleus

17
Q

a chromosomal condition wherein characterized by an additional chromosome

18
Q

additional chromosome on the 21st pair

A

trisomy 21 or Down Syndrome

19
Q

trisomy 18 is also called?

A

Edward syndrome

20
Q

additional chromosome on the 13th pair

A

Patau syndrome

21
Q

XXY or also known as?

A

Klinefelter syndrome

22
Q

XXX or the triple X syndrome contains?

A

super female features

23
Q

it serves as a regulator for molecules in and out of the cell and it is the barrier for cell contents

A

plasma membrane

24
Q

water loving

A

hydrophilic heads

25
water fearing
hydrophobic tails
26
give the other materials in plasma membrane
protein, cholesterol, and glycoproteins
27
it is the site where most of the cellular activities happens
cytoplasm
28
three major elements of cytoplasm
cytosol, organelles, and inclusions
29
this are chemical substances which may not present depending on the type of cell
inclusions
30
these are parts of the cell that carry out specific functions to maintain the homeostasis
organelles
31
a semi transparent fluid which contains suspension for organelles
cytosol