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What is DNA?
DNA Replication
Chemical Structure (Harder Questions)
Discovering DNA's shape
You've got that super "BASE"
100
DNA stands for ___________________________
What is deoxyribonucleic acid
100

The enzyme that unwinds the DNA so it can be copied.

DNA Helicase

100
The type of bond that holds base pairs together is? (Hint: The weaker one)
What is a hydrogen bond
100
DNA has a specific shape called a _____________________, which can be described as a twisted ladder.
What is a double helix
100

DNA has how many nitrogenous bases?

What is four

200
DNA is which of following organic molecules? A) A lipid B) A carbohydrate C) A protein D) A nucleic acid
What is a nucleic acid
200

The enzyme that brings in the nucleotide to make the complementary strand and proofreads the completed strand

What is DNA Polymerase

200
A strand of DNA is supported by its "backbones". Which two molecules make up the backbone of DNA?
What are sugars and phosphates
200
True/False: DNA exists normally in your cells as a single-strand of nucleotides, having one backbone connected to nitrogenous bases.
What is False (DNA is double-stranded)
200
Base-pairing rules state that A always pairs with ____.
What is T (Thymine)
300
A nucleic acid is made up of smaller units, or building blocks, called ____________________
What are nucleotides
300

The enzyme that glues the new pieces of DNA together to form a continuous strand

What is DNA Ligase?

300
The type of bond that holds the two molecules together that make up the backbone is? (Hint: Stronger one)
What is a covalent bond
300
Thinking back to the twisted ladder analogy, what do the sides of the ladder represent?
What are the backbones of DNA (made up of sugars and phosphates)
300
Base-pairing rules state that G always pairs with _____.
What is C (Cytosine)
400
DNA nucleotides are made up of three components:
What are 1. A sugar 2. A phosphate 3. A nitrogen base (need all 3 to be correct)
400

The area where the double helix separates is called...

What is a Replication fork?
400
Pyrimidines are used to describe nitrogen bases that contain how many rings? (Hint: Think pie for pyrimidine)
What is one ring
400
What is the name of the scientist who extracted DNA from certain cells, took x-ray photographs of it, and saw an x-shaped picture?
Who is Rosalind Franklin (just Franklin is okay)
400
One strand of DNA reads GGACTTC, what is the sequence on the other, complementary strand?
What is CCTGAAG
500
The sugar in DNA is made up of 5 carbons, what is the specific name for this 5-carbon sugar in DNA? (Hint: the D in DNA)
What is deoxyribose
500

After DNA replication, each new molecule has one strand from the original DNA molecule and one new strand. This process is described as...

What is a semi-conservative process?

500
Purines is the name used to describe nitrogen bases that have how many rings?
What is two
500
What were the names of the two scientists who first modeled the structure of a DNA molecule as a twisted, double-helix shape.
Who are Watson & Crick
500

If a strand of DNA has 60 total bases and 20 of them are Adenine, calculate the number of each of the other bases. T = ? C = ? G = ?

What is T = 20, C = 10, G = 10?