DNA Flashcards

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1
Q

What instructions does the NUCLUES cell contain? (4)

A

What it will do, how it will function, when it will reproduce/grow, and when it will die

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2
Q

What carries the master set of instructions for cell function

A

The DNA

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3
Q

what are the sides of DNA made up of?

A

Sugar and Phosphates

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4
Q

DNA are made up of which bases? (4)

A

Adenine Cystosine Guanine Thymine

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5
Q

What is Adenine and Guanine structures known as?

A

Purines

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6
Q

Cystosine and thymine are know as?

A

PYRAMIDINES

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7
Q

a singular sugar phosphate base unit is called ?

A

Nucleotide

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8
Q

What pairs with Adenine?

A

Thymine

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9
Q

What pairs with Cytosine?

A

Guanine

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10
Q

Name 4 DNA functions

A

instructions for all cell functions, determines the hereditary traits, evolves, self replication

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11
Q

The arrangement of bases in DNA directs all cell activity, what do the bases carry then?

A

carries message, a CODE

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12
Q

what is chromatin made up of?

A

DNA and proteins / histones

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13
Q

when cells reproduce, the entire chromatin coils up and makes an X shaped structure, called what?

A

chromosome

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14
Q

how many chromosome pairs does a human have?

A

46 (23 pairs)

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15
Q

How many genes does a chromosome carry?

A

1000

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16
Q

Where are genes found?

A

on chromosomes

17
Q

What is the smallest segment of DNA found at specific places on a chromosome that code for protein?

A

GENE

18
Q

what is based on the arrangement of how the protein will be produced?

A

bases