DNA Structure
DNA Structure +
DNA Function
DNA Function +
Fun Facts
100

Sugar, phosphate, and base make up this unit of DNA.

Nucleotide

100

These two pieces make up the DNA backbone.

Sugar and Phosphate

100

When you can read DNA, you are able to make this type of molecule. 

Proteins

100

This part of the DNA that is the same in every living organism. 

backbone

100

There are _______ chromosomes in the human body.

46

200

(A) adenine always bonds with

(T) thymine

200

The middle of the DNA has 4 different molecules and are called this. 

bases

200

True or False: each gene only codes for one specific protein. 

True

200

The part of the DNA that makes one nucleotide different from another. 

bases

200

The length of DNA in each human cell. 

~6 feet (67 billion feet/human)

300

(C) cytosine always bonds with

(G) guanine

300

The scientific name for DNA. 

Deoxyribonucleic Acid

300

The type of molecule that is used as machines in cells to do the jobs needed to grow, repair damage, and keep organisms alive. 

Proteins

300

True or False - each chromosome only has 1 gene on it. 

False

300

The pieces used to build a protein. DNA describes the order in which to put these building blocks. 

amino acids

400

In DNA the scientific name for the sugar is 

deoxyribose

400

The location that DNA is stored in eukaryotes. 

the nucleus


400

In large organisms, DNA must be kept very organized by being packed into structures called this. 

Chromosomes

400

True or false - the order of nitrogenous bases are the same for every single person. 

False- everyone has a unique order of nitrogenous bases- thats what makes us all different. 

400

The name of the organelle that links amino acids together based on the RNA code. 

ribosome

500

A term that describes the section of DNA that codes for specific protein. 

a gene

500

DNA has 2 sides that twist around each other and is described using this two word term. 

Double Helix

500

The smaller of the two: a base or a nucleotide.

base

500

The smaller of the two: DNA or RNA.

RNA

500

The process of making an RNA copy for a piece of DNA is called this process. 

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