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48 Cards in this Set
- Front
- Back
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who came up with double helix?
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watson and crick
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double helix is shape of...?
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dna
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sugar in DNA
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deoxyribose
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building blocks of DNA
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nucleotides
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base pairing rules
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A=T, C=G
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complementary base pair
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sequence of bases on one strand determines other
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Proteins make?
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muscles, cell parts
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experiment with mice done by?
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griffith
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discovered A=T
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Chargaff
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developed photo of DNA strands
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Wilkins and Franklin
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In DNA, the four nitrogen containing bases?
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adenine, thymine,cytosine, guanine
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weakest point
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hydrogen bondsq
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DNA copies itself just before cell division in...
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replication
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open the double helix by breaking the hydrogen bonds that link the complementary nitrogen bases
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DNA helicases
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where replication occurs
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replication forks
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enzyme that adds DNA nucleotides
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DNA polymerase
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Polymerase also...?
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proofreads for errors
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What are the three parts of a DNA nucleotide?
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sugar, phospate, base
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what is the effect of multiple replication forks on the speed of replication in eukaryotics?
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it speeds up the process
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where is DNA in the cell?
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the nucleus
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what does DNA in the cell make?
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proteins
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made of nucleotides linked together sometimes found in nucleus
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ribonucleic acid
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nucleotides nitrogen base, replaces T
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Uracil (U)
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transferring a gene to an RNA molecule
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transcription
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process by which two different types of RNA are used to put together amino acids that make up protein
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translation
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info incoded in DNS
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gene expression
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In this A=U, C=G
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RNA
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type of RNA, job is transcription
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mRNA
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open the double helix by breaking the hydrogen bonds that link the complementary nitrogen bases
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DNA helicases
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where replication occurs
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replication forks
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enzyme that adds DNA nucleotides
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DNA polymerase
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Polymerase also...?
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proofreads for errors
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What are the three parts of a DNA nucleotide?
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sugar, phospate, base
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what is the effect of multiple replication forks on the speed of replication in eukaryotics?
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it speeds up the process
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|
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where is DNA in the cell?
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the nucleus
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what does DNA in the cell make?
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proteins
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made of nucleotides linked together sometimes found in nucleus
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ribonucleic acid
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nucleotides nitrogen base, replaces T
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Uracil (U)
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transferring a gene to an RNA molecule
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transcription
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process by which two different types of RNA are used to put together amino acids that make up protein
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translation
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info incoded in DNS
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gene expression
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In this A=U, C=G
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RNA
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type of RNA, job is transcription
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mRNA
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In mRNA every three nucleotides is known as...?
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codon
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type of RNA that helps in translation
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tRNA
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each tRNA carries...
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one amino acid
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3 exposed bases on a tRNA is a...
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anticodon
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helps tRNA and mRNA unite
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rRNA
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