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Biochemistry Lecture > Cell Structure and Functions > Flashcards

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

A

chromatin

17
Q

a chromosomal condition wherein characterized by an additional chromosome

A

trisomy

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
Q

water fearing

A

hydrophobic tails

26
Q

give the other materials in plasma membrane

A

protein, cholesterol, and glycoproteins

27
Q

it is the site where most of the cellular activities happens

A

cytoplasm

28
Q

three major elements of cytoplasm

A

cytosol, organelles, and inclusions

29
Q

this are chemical substances which may not present depending on the type of cell

A

inclusions

30
Q

these are parts of the cell that carry out specific functions to maintain the homeostasis

A

organelles

31
Q

a semi transparent fluid which contains suspension for organelles

A

cytosol

Biochemistry Lecture (3 decks)

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