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DNA study guide (AK) Flashcard

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who got credit for finding DNA?
what helped discover it?

who got credit for finding DNA?
what helped discover it?
james watson and francis crick
Xray photos
james watson and francis crick <br />Xray photos
what is a codon? (+example)
3 nitrogenous bases in mRNA code for 1 AA
3 nitrogenous bases in mRNA code for 1 AA
4 bases in RNA
AUCG
AUCG
anticodon
a sequence of 3 nucleotides that complement the nucleotides in the codon of mRNA
a sequence of 3 nucleotides that complement the nucleotides in the codon of mRNA
where does translation occur?
at ribosomes in cytoplasm
at ribosomes in cytoplasm
differences between introns and extrons
which carries info?
introns- long noncoding nucleotide sequences
extrons- regions of nucleotide sequences that carry info
introns- long noncoding nucleotide sequences  <br />extrons- regions of nucleotide sequences that carry info
purpose of mRNA
carries info from nucleus to ribosomes in cytoplasm
carries info from nucleus to ribosomes in cytoplasm
sugar present in RNA
ribose
ribose
why do cells need protein?
to function, perform specific jobs and control chemicals
to function, perform specific jobs and control chemicals
3 nucleotide subunits
sugar, phosphate group and nitrogen containing base
sugar, phosphate group and nitrogen containing base
what does m, t, and r stand for
messenger
transfer
ribosomal
messenger  <br />transfer  <br />ribosomal
what does DNA do?
stores and transmits genetic info
stores and transmits genetic info
3 types of RNA
mRNA
tRNA
rRNA
mRNA <br />tRNA <br />rRNA
what occurs during translation?
process of converting the info in a sequence of nitrogenous bases in mRNA into a sequence of AA in protein
process of converting the info in a sequence  of nitrogenous bases in mRNA into a sequence of AA in protein
D.N.A.
Deoxyribonucleic acid
Deoxyribonucleic acid
4 bases in DNA
TAGC
TAGC
what occurs during transcription?
RNA polymers seperate DNA strands by binding to DNA then RNA polymers use strand of DNA as a template to use nucleotides to create a strand of RNA
RNA polymers seperate DNA strands by binding to DNA then RNA polymers use strand of DNA as a template to use nucleotides to create a strand of RNA
where in the cell does mRNA copy DNA?
the nucleus
the nucleus
sugar present in DNA
thymine
thymine
3 differences between DNA and RNA
dna-double stranded
dna-double stranded
what are proteins made up of?
amino acids
amino acids
Flashcard Created By
abigail moya
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