Facts
nucleus
What does A stand for?
adenine
How many pairs of chromosomes do humans have?
23
What does T stand for?
Thymine
What type of cell do you need to read someone's DNA?
Any that has a nucleus
What does G stand for?
guanine
What is DNA?
molecule that carries genetic info
Who does A pair with?
T
What are the 4 nucleotide base pairs?
A, T, C, G
Who does G pair with?
C