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

What is a hydrogen bond

100

DNA is always found in this part of the cell

What is the nucleus?

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

The name for the base represented by an (A)

What is Adenine

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
DNA has a specific shape called a _____________________, which can be described as a twisted ladder.
What is a double helix
200
Base-pairing rules state that G always pairs with _____.
What is C (Cytosine)
300
A nucleic acid is made up of smaller units, or building blocks, called ____________________
What are nucleotides
300

The name for the base represented by a (G)

What is Guanine

300

During DNA replication, new ____________  are added to each strand of DNA. 

What are nucleotides? 

300
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)
300

True or False: purine bases only pair with other purine bases

What is false: purines pair with pyrimidines. 

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 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
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)
400

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 Because... A=T T=A C=G G=C A=T

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

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.
Who are Watson & Crick
500

One strand of DNA reads GGACTTC, what is the sequence on the other, complementary strand?

What is CCTGAAG

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