Chromosomes Flashcards
1
Q
what do chromosomes contain?
A
genetic information?
2
Q
what does a nucleus contain?
A
genetic information in a form of chromosomes
3
Q
what are the form of chromosomes?
A
coiled up lengths of Dna molecules
4
Q
what does each chromosome contain ?
A
large number of genes and different genes contain the development of different characteristics eg hair colour
5
Q
how many copies of chromosomes do body cells have?
A
2 copies of each chromosome - 2 of chromosome 1 , 2 of chromosome 2 etc
6
Q
how many pairs of chromosomes are in a human cell?
A
23
