Which type of nucleic acid has Thymine? Which has Uracil?
DNA; RNA
Where does transcription take place?
In the nucleus
What does the m in mRNA stand for?
messenger
A codon is a sequence of how many bases?
3 bases
What are the two types of mutations?
Addition/Deletion and Substitution
What is the structure difference in DNA and mRNA?
DNA is a double Helix, RNA is a single Helix.
The bonds between amino acids are called:
a) covalent bonds
b) phosphodiester bonds
c) peptide bonds
d) hydrogen bonds
c) peptide bonds
What type of macromolecule does DNA fall under?
A. Carbohydrate
B. Lipid
C. Protein
D. Nucleic Acid
D. Nucleic Acid
Translation is _____ -----> ______.
RNA to protein
Write the complementary mRNA strand from the DNA template: (A-T-G-G-C-C-T-G-G-A-C-T-T-C-A)
(U-A-C-C-G-G-A-C-C-U-G-A-A-G-U)
The segment of DNA that codes for the amino acid sequence in a protein is called a/an:
a) gene
b) chromosome
c) tetrad
d) chromatid
a) gene
What is the central dogma of biology?
DNA -----> RNA -----> Protein
What type of bond is formed between amino acids?
Peptide bonds
What does tRNA Stand for?
Transfer RNA
What type of RNA is described below?
Carries copies of instructions to the ribosomes for assembling amino acids into proteins
mRNA
What sugars do DNA and RNA have?
DNA has deoxyribose sugar and mRNA has ribose sugar.
Any change in a DNA sequence.
A mutation
How many amino acids are there?
20
What are the 3 types of RNA that you have learned about?
mRNA, tRNA and rRNA
mRNA has a ___________; tRNA has a ________________.
a) codon; anticodon
b) anticodon; codon
c) anticodon; anticodon
d) codon; codon
a) codon; anticodon
Transcription is: ______ ------> ____________
DNA -----> RNA
What is found in RNA but not DNA?
(U)racil
Using a codon wheel what amino acid is UUG?
Leucine
What does rRNA Stand for?
Ribosomal RNA