DNa Flashcards

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1
Q

What is DNA

A

DNA is a long complex molecule which carries the genetic information for making protein

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2
Q

What is DNA referred to (sometimes)

A

genetic code

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3
Q

Where is DNA found

A

DNA is coiled into the threat like structures called CHROMOSOMES. These structures are found in the NUCLEUS of true cell

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4
Q

HWO is the structure of DNA described as

A

Double helix

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5
Q

What are genes

A

Genes are small sections of DNA which carry the code to produce one single protien

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6
Q

What are the complimentary base pairs

A

Cytosine
Guanine
Adenine
Thymine

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7
Q

What is the rhyme to remeber what pairs up with what

A

All Trains Go Cho cho

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8
Q

What pair with Adenine

A

Thymine

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9
Q

What pairs with guanine

A

Cytosine

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10
Q

How are proteins produced in a cell ( in steps )

A
  1. Section of DNA ( a gene ) in the nucleus
  2. Messenger RNA (mRNA) carries information to the ribosome
  3. At the ribosome three bases ( triplet ) code for 1 amino acid each
  4. Amino acid chain ( polypeptide ) is formed at the ribosome.
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11
Q

finish the sentence

DNA is organised into thread like structures called _______

A

Chromosomes

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12
Q

finish the sentence

The structure of DNA is described as a _________

A

Double helix

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13
Q

finish the sentence

DNA is found in the _____ of a cell

A

Nucleus

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14
Q

DNA carries the genetic instructions to make _______

A

Proteins

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15
Q

What are proteins

A

Proteins are complex molecules made up of smaller sub molecules called amino acids

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