Fechar
Deoxyribonucleic acid
What is nucleotides?
And how many parts does it have?
What is a double helix?
Nitrogen rich base: adenine(A), thymine(T), guanine(G) and cytosine(C):
adenine(A)
thymine (T)
guanine (G)
Chromosomes
chromosome number
sex chromosomes
Homologous chromosomes:
What is gene?
differences between genes and the next:
the order of the bases along the DNA stand
what kinds of protein are
The unique characteristics of organisms:
Watson-Crick model
what does centromere means?
what does dogs and snakes?
