What is DNA?
You've got that super "BASE"
Chemical Structure (Harder Questions)
Discovering DNA's shape
Base-Pairing Rules
100
DNA stands for ___________________________
What is deoxyribonucleic acid
100
DNA has how many nitrogenous bases?
What is four
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
Base-pairing rules state that A always pairs with ____.
What is T (Thymine)
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
What is the name for the base represented by an (A)?
What is Adenine
200

This is the direction in which DNA is copied?

What is the 5' to 3' end?

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 G always pairs with _____.
What is C (Cytosine)
300

A nucleic acid is made up of four smaller units, or building blocks, called ____________________

(hint: ATGC)

What are nucleotides

300
What is the name for the base represented by a (G)?
What is Guanine
300

This is why we used soap in the DNA extraction.

What is to breakdown the lipid (fat) in the cell membrane?

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

If one side of a strand of DNA reads ATCGA, use the base-pair rules to come up with the sequence on the other, complementary strand of the same DNA. (Complementary means matching)

What is TAGCT

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
What is the name for the base represented by a (C)?
What is Cytosine
400
Pyrimidines are used to describe nitrogen bases that contain how many rings? (Hint: Think pie for pyrimidine)
What is one ring
400

What was 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

This is the number of bonds between Adenine and Thymine.

What is two?

A & T , Tea for two.

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
What is the name for the base represented by a (T)?
What is Thymine
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 and won the Nobel Prize in 1962?

Who are Watson & Crick

500

This is how many bonds are between Cytosine and Guanine.

(Hint: Remember the rhyme I taught you.)

What is three.

C and G rhyme with 3.

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