Flashcards in Topic 3 Deck (10):
A fertilised female egg
What is DNA made of?
Repeating polymers called nucleotides
What does a nucleotide consist of?
One sugar molecule, one phosphate molecule and one base
Why is it useful to use salt when extracting dna from fruit cells?
It makes the DNA stick together.
Different versions of the same gene
When an individual has two of the same alleles
When an individual has two different alleles for a gene
The combination of Alleles you have
Your physical characteristics