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Blueprint of Life

written by: crankypage
 
Follow the bouncing molecule -- all about the blueprint of life, DNA.

Question 1:


Of the four nucleotides that make up Deoxyribo-Nucleic Acid (DNA), which of the following is a purine?
Thymine
Proline
Cytosine
Adenine

Question 2:


How many paired DNA chromosomes are there in a human male?
18
24
23
20

Question 3:


Which of the following models of double-stranded DNA replication proved to be correct?
Semidispersive replication
Dispersive replication
Semiconservative replication
Conservative replication

Question 4:


What is the name for a unit of DNA usually consisting of regulatory regions and a protein-encoding region?
Transcript
Chromosome
Gene
Codon

Question 5:


Transcription is the process of creating what from the DNA template?
A Double Helix
Fatty Acids
RNA
Protein

Question 6:


How many nucleotides of DNA does it take to encode a single amino acid in a given protein?
1
3
25
10

Question 7:


This class of enzyme can cut DNA at a specific place, making biotechnology possible.
Limiting Enzyme
Electrophoretic Enzyme
Restriction Enzyme
Bayton Enzyme

Question 8:


What is the three-letter acronym for the Nobel-winning process which allows DNA to be amplified?
PCR
ATP
HCV
SRC

Question 9:


What makes retroviruses such as HIV so unusual with respect to DNA?
Their DNA reads 3' to 5', the opposite direction from cellular DNA.
They start with RNA and encode DNA, the reverse of what cells do.
They have no DNA, but their protein components directly encode for RNA.
They capture the cellular DNA and transfer it to other cells.

Question 10:


When Dr. Craig Venter's private company, Celera, declared that they would beat the Human Genome Project in sequencing all human DNA, what did Venter tell Dr. Francis Collins, director of the HGP?
"Why don't you try something easier?"
"The private sector always wins."
"Just send me all your grant money."
"You can do mouse."

 


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