DNA Flashcards
How many pairs of Chromosomes
23 pairs
What does DNA stand for and how do you spell it
Deoxyribonucleic Acid
Name the 4 bases present in nucleotides
Adenine, Guanine, Thymine, Cytosine
Where in the cell are chromosomes stored
The Nucleus
What are the pairs base pairs and how many hydrogen bonds do they have.
A+T and 2 Bonds
C+G and 3 Bonds
What structure makes up a strand of DNA
Double helix structure
What makes up the “backbone” of the DNA ladder.
Sugars and Phosphates
What type of bond holds together the “rungs” of the DNA ladder
Hydrogen or H bonds
What are the two processes that take place when cells divide
Mitosis and Cytokinesis
What is Mitosis
The process of a cell splitting in two
What is Cytokinesis
The step in mitosis where the cell divides in two
What are the 5 phases of Mitosis
Interphase, Prophase, Metaphase, Anaphase and Telophase
