DNA
What shape is DNA
Double Helix
Where does replication occur in organisms?
Enzymes end with -____
-ase
Ribosomes read the mRNA strand _____ codon at a time. Each codon is made of ______ nitrogen bases.
1
3
mRNA leaves the nucleus and goes to this organelle
Ribosome
The 4 nitrogenous bases of a DNA molecule include...
adenine, guanine, cytosine, and thymine
Adenine pairs with ___________
Guanine pairs with ____________
Thymine
Cytosine
This enzyme is responsible for breaking the hydrogen bonds between nucleotides during replication. It unzips the DNA...
Helicase
Which type of RNA strand codes for amino acids?
mRNA strand
This changes the nucleotide sequence of DNA
Mutation
This is the sugar found in DNA
Deoxyribose
When DNA helicase unzips DNA, this forms what structure
During the formation of new strands of DNA, this enzyme adds new nucleotides to the growing strand
DNA Polymerase
A ribosome will continue to create a protein until it encounters a ____.
Stop Codon
Amino acids make up a ___________.
Protein
A nucleotide is made up of what three parts?
sugar, phosphate group and nitrogenous base
What would be the mRNA strand for this DNA
ATCGGGTAC
UAGCCCAUG
This enzyme is responsible for binding RNA to DNA during transcription.
RNA Polymerase
The two steps of Protein Synthesis are?
Transcription and Translation
The type of RNA that brings amino acids to the ribosome to create a polypeptide chain
tRNA
This is small subunits that compose molecules of DNA & RNA.
Nucleotide
What type of replication occurs in DNA replication? (half original, half new)
Semi-conservative replication
Organelle/enzyme where protein synthesis occurs.
Ribosome
During Transcription DNA convert to _____________
During Translation, RNA converts to ____________
RNA
Protein
List 3 differences between a DNA & RNA molecule.
DNA is double stranded; RNA is single
N. Bases for DNA: A, C, G, T; RNA: A, U, C, G
DNA has a deoxyribose sugar; RNA: ribose sugar
DNA can't leave the nucleus; RNA has to leave the nucleus