DNA is known as the molecule of______________(Think back to a characteristic of life from Unit 1)
What is heredity
100
When a cell prepares to divide, the DNA becomes visible and coils up into this product
What is a chromosome
100
Nitrogenous bases are held together by_________bonds.
What are hydrogen
100
The nitrogenous bases are placed into two different (P letter) groups known as ___________ and ___________.
What are Purines and Pyrimidines.
100
If the sugar in DNA is deoxyribose, what is the sugar in RNA?
What is ribose.
200
The real name of DNA
What is Deoxyribonucleic Acid
200
Each chromosome is made of two genetically identical ____________.
What are chromatids
200
In the base pairing rules, Adenine (A) always pairs with____ and ____ always pairs with Guanine (G).
What is adenine always pairs with Thymine (T) and Cytosine (C) always pairs with Guanine (G)
A-T & C-G
200
This category of nitrogenous bases is defined as having larger bases and is made up of two rings connected together.
What are Purines.
200
The name of the villain in the "Halloween" movies.
Who is Michael Myers.
300
The three parts found in each nucleotide are__________
What is sugar, phosphate, and a nitrogenous base
300
There are multiple____________on each chromosome.
What are genes.
300
Adenine and Thymine (A&T) are bonded by this many Hydrogen bonds.
What are 2
300
This category of nitrogenous bases is significantly smaller and is only made of one ring.
What are Pyrimidines.
300
RNA is short for__________.
What is Ribonucleic Acid.
400
The sides of the DNA molecule are made of repeating sugar and phosphate molecules, the sugar found in DNA is also know as this.
What is Deoxyribose
400
The two chromatids are joined together by this structure.
What is a centromere.
400
Cytosine and Guanine (C&G) are held together by this many hydrogen bonds.
What are 3.
400
The two bases that are identified as purines are ___&___. The two bases that are identified as pyrimidines are ___&___.
Purines: Adenine and Guanine (A&G)
Pyrimidines: Cytosine and Thymine (C&T) Remember the letter "Y" is in both words.
400
Freddy Krueger is the villain in this Wes Craven movie.
What is "A Nightmare on Elm Street".
500
The phosphate found in DNA is composed of these two chemical elements
What is one phosphorus atom and 4 oxygen atoms
500
A human has 46 chromosomes, how many chromosomes does a dog have?
What is 78.
500
When given this original strand, CTTGACGGTA, the complementary strand of DNA would be?
What is GAACTGCCAT
500
When the original strand and the complementary strand are joined together by the hydrogen bond, each "rung" of the ladder has one __________& one ___________ represented.
What is one purine and one pyrimidine represented in each "rung".
500
James Watson and Francis Crick discovered the structure of the DNA molecule in this year.