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Biology chapter 12
Miller & Levine
Terms in this set (44)
What is the sugar in DNA?
What is the sugar in RNA?
How many strands does DNA have?
How many strands does RNA have?
What is the base for DNA?
What is the base for RNA?
What is the process of using DNA to produce complementary RNA molecules?
What sequence in mRNA complements the sequence in the DNA template?
In eukaryotes, where is RNA formed and where does it travel?
nucleus, and cytoplasm
What binds DNA during transcription?
chain of linked amino acids
a four-letter code made up of the DNA nitrogen bases A, T, G and C; each chromosome is made up of thousands of these bases
in RNA, a three-base "word" that codes for one amino acid.
What acts like a "start" and "stop" signal for protein synthesis?
the process of decoding of an mRNA message into a protein
group of three bases on a tRNA molecule that are complementary to an mRNA codon.
the way in which DNA, RNA, and proteins are involved in putting genetic information into action in living cells
the instructions for assembling proteins
The central dogma of molecular biology is that information is transferred from ?
DNA to RNA to protein
All organisms are mostly the same in?
the molecular biology of their genes
What bonds hold the bases of DNA molecules together?
Which two scientists are credited with discovering the structure of DNA?
watson & crick
What is the 1st step of DNA replication?
What is the 2nd step of DNA replication?
complementary bases attach to template
What is the 3rd step of DNA replication?
two molecules of DNA identical to each other and the orginal molecule are made
If a DNA molecule is composed of 40% thymine, what %age of guanine is expected?
What does does DNA replication result in?
2 DNA molecules that each contain a strand of the original
What adds complementary bases during replication?
What is the spiral structure of DNA described as?
DNA is found in what part of the cell?
What pairs with thymine?
What pairs with guanine ?
During what phase of a cell's cycle does replication take place?
What is the purpose of DNA?
to make genetic information
What is the purpose of RNA?
to make proteins
What does RNA stand for?
The actions of your traits or what your traits are made up is?
DNA to RNA is called?
RNA into protein is called?
What are the 3 types of RNA?
messenger RNA, ribosomal RNA and transfer RNA
What carries instructions to make a protein?
mRNA (messenger RNA)
Where are ribosome proteins made?
rRNA (ribosomal RNA)
What carries the amino acid to the ribosomes and matches them to the mRNA code?
tRNA (transfer RNA)
What does one of the DNA strands serve as when making RNA?
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