the role of DNA Flashcards

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1
Q

DNA purpose is to contain a code based on sequence of nucleotides (genes) that serves as a template for?

A

production of another nucleic acid, RNA

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2
Q

transcription is the process of?

A

reading DNA and writing the information as RNA

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3
Q

the two results of transcription are?

A

final gene product (noncoding RNAs) or a messenger RNA (mRNA) to construct proteins

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4
Q

translation is the process of?

A

synthesis of proteins using RNA as a template and is accomplished by ribosome (ribosomes contain many proteins and rRNA)

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5
Q

central dogma of molecular biology is the overall process of?

A

DNA to RNA to proteins

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6
Q

the genetic codes contains what?

A

A, T, G, C

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7
Q

genetic cods are written in three-letter words for?

A

particular amino acid

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8
Q

a nucleic acid word is referred to as?

A

a codon

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9
Q

what nucleotides are used in codons?

A

U, C, A, G

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10
Q

how many codons are there?

A

64, where 61 specify amino acids and 3 are stop codons

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11
Q

what are the purpose of codons?

A

to notify the ribosome that the protein is complete and cause it to stop reading the mRNA

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12
Q

what are two or more codons coding for the same amino acid called?

A

synonyms and are said to be degenerate

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