Terminology
Types of RNA
DNA Diagrams
DNA-RNA-Protein
DNA-RNA-Protein Cont
100
What is DNA Helicase?
The enzyme that breaks the hydrogen bonds between nitrogen base pairs.
100
What kind of RNA is part of the ribosome?
ribosomal RNA (rRNA)
100
What is the backbone of DNA made of?
Sugar (deoxyribose) and phosphate
100
Where does transcription take place?
The nucleus.
100
Which of these statements best explains how genes and proteins are related?
A) Genes are segments of DNA that code for proteins
B) Proteins are sequences of amino acids that code for genes
C) Genes are the building blocks of proteins
D) Proteins are the building blocks of genes
Which of these statements best explains how genes and proteins are related?
A) Genes are segments of DNA that code for proteins
200
What is RNA Polymerase?
The enzyme that adds complimentary RNA nucleotides to 1 gene of DNA.
200
What kind of is made during the process of transcription?
messenger RNA (mRNA)
200
What are adenine, thymine, cytosine, and guanine?
Nitrogen bases, bases, base pairs
200
Where does translation take place?
The cytoplasm
200
What is the first step of DNA Replication?
- Translation
- Transcription
- DNA Helicase unzips DNA molecule
- mRNA leaves nucleus and attaches to Ribosome
- DNA Polymerases create new strands of DNA
- mRNA is edited
DNA helicase unzips DNA molecule
300
What is an intron?
The sequence of DNA that is not involved in coding for a protein.
300
What kind of RNA contains codons?
messenger RNA (mRNA)
300
The bases in DNA are Adenine, Guanine, Thymine, and Cytosine. What base pairs with what?
Adenine-Thymine (A-T) and Guanine-Cytosine (G-C)
300
If your DNA sequence is:
TTA GCG ACC GTC CAT
What is your mRNA sequence?
DNA: TTA GCG ACC GTC CAT
mRNA: AAU CGC UGG CAG GUA
300
What is the 1st step of protein synthesis?
- Translation
- Transcription
- DNA Helicase unzips DNA molecule
- mRNA leaves nucleus and attaches to Ribosome
- DNA Polymerases create new strands of DNA
- mRNA is edited
- DNA Helicase unzips DNA molecule
400
What is an exon?
The expressed sequence of DNA (ie. codes for a protein).
400
What kind of RNA carries amino acids?
transfer RNA (tRNA)
400
What is number 4 in this diagram?
Phosphate
400
If your mRNA sequence is:
mRNA: AAU CGC UGG CAG GUA
What is your anticodon sequence on the tRNAs?
mRNA: AAU CGC UGG CAG GUA
anticodon: UUA GCG ACC GUC CAU
400
What is the 2nd step of protein synthesis?
- Translation
- Transcription
- DNA Helicase unzips DNA molecule
- mRNA leaves nucleus and attaches to Ribosome
- DNA Polymerases create new strands of DNA
- mRNA is edited
Transcription
500
What are telomeres?
The repeating DNA sequences at the end of chromosomes.
500
What kind of RNA contains anticodons?
transfer RNA (tRNA)
500
What is number 5 in this diagram called and what is it made up of?
Nucleotide- made up of nitrogen base (C), sugar (deoxyribose), and phosphate
500
If your mRNA sequence is:
mRNA: AUG AAU CGC UGG CAG
What is your amino acid sequence?
mRNA: AUG AAU CGC UGG CAG
amino acids: Met-Asp-Arg-Tryp-Glut
500
What is the 3rd step of protein synthesis?
- Translation
- Transcription
- DNA Helicase unzips DNA molecule
- mRNA leaves nucleus and attaches to Ribosome
- DNA Polymerases create new strands of DNA
- mRNA is edited
mRNA is edited