Structure of DNA
What is the sugar found in DNA?
Deoxyribose
DNA is synthesized in what direction?
5' - 3'
Transcription
A single base is replaced with a different base, what is the mutation called?
point mutation
How many strands does RNA have?
1
What is the bond found between nitrogenous bases?
H-bonds
Both strands of DNA serve as a template for a new strand. What word is used to describe this?
Semi Conservative
What is the RNA sequence for the following DNA sequence: 5' - AATGCT - 3'
3' - UUACGU - 5'
An silence mutation affected the Ile Amino Acid to change, what is the resulting Amino acid from the mutation?
Ile
What is produced from translation?
Protein
In DNA, there is the same amount of Guanine as what other base?
Cytosine
What is the enzyme responsible for breaking H-bonds between nitrogenous bases?
Helicase
Amino Acids
What would happen in translation if the codon UCG went through a mutation and became AUG
Translation would stop
What is the purpose of rRNA?
Makes up ribosome
A phosphate group is found on the end of the DNA structure. What is the name of this end?
5' End
The process of replication is stopped due to supercoiling in the DNA structure. What enzyme is not functioning properly?
Topoisomerase
The anticodon UAC binds to which codon on mRNA
AUG
1 base is removed from a DNA sequence, what will be the effect of this mutation?
A frameshift mutation
What makes up a nucleotide?
Sugar, phosphate, and a nitrogenous base
Okazaki fragments are 'glued' together by ligase. What bond does ligase form?
Covalent Bonds
In a prokaryotic cell, the ribosome attaches to which part of the mRNA strand?
Shine Delgarno Sequence
Eukaryotic mRNA has an extra sequence to protect the mRNA, what is this sequence?
Poly-A tail (Adenine sequence)