R u aN A? because I need you on my tests
mRNA, tRNA, rRNA
Codon Chart
Mutations
100
which nitrogenous base is in RNA that isn't in DNA
Uracil
100
From which molecules are mRNA molecules transcribed?
DNA
100
What does GAU make?
Asp
100
When a chromosome undergoes a deletion mutation, what happens to the information?
It's lost
200
What is a specific sequence of nucleotides that serve as a binding site for RNA polymerase to start making mRNA
A Promoter
200
Which type of RNA copies info in genetic code from the nucleus to other parts of the cell?
tRNA
200
What does CGU make?
Arg
200
Which of the following is a chromosomal mutation
1. Point mutation
2. Substitution
3. Insertion
4. Inversion
4. Inversion
300
True or False:
RNA is usually double stranded
False, RNA is usually single stranded
300
During translation what does the type of amino acid that is added to the growing polypeptide chain depend on?
Anti codon on the mRNA and the anti codon on the tRNA
300
What does UUU make?
Phe
300
A mutation that involves one nucleotide is called
1. Translocation
2. An inversion
3. A mutagen
4. A point mutation
4. Point mutation
400
RNA contains the sugar ____
Ribose
400
What is produced during transcription?
mRNA molecules
400
What does AGU make?
Ser
400
Which of the following is a name of a type of chromosomal mutation AND a type of gene mutation?
1. Substitution
2. Insertion
3. Deletion
4. Inversion
3. Deletion
500
What do genes contain instructions for assembling what?
Protiens
500
What are the three types of RNA?
mRNA, tRNA, rRNA
500
What does GAG make?
Glu
500
What is a mutation?
A heritable changes in genetic information that occur when cells make mistakes in copying their own DNA, inserting the wrong base, or skipping bases as the strand is put together.