Lvl 1 gentetics
What makes up DNA basic structure
The "Photsphate-sugar" uprights with the "base pair" rungs, twists into a double helix.
What are base pairs
(A,T) (C,G) (T,A) (G,C)
What is a particular characteristic called
Gene
Alternative versions of a gene are called what
Alleles
How many pairs of chromosomes do we have
23
Your sex is determined by the last pair. what are they
XX is female, XY is male
What is the relationship between dna genes and chromosomes
- Chromosomes carry DNA in cells
- Genes are segments of your DNA
- Alleles are alternative versions of a gene