genetic information Flashcards
1
Q
where is the genetic information held in the cell ?
A
the nucleus
2
Q
how many pairs of chromosomes are there in humans ?
A
23
3
Q
what are chromosomes arranged by ?
A
shape and size
4
Q
what is the 23rd pair of chromosomes called ?
A
the sex chromosomes
5
Q
what is the male sex chromosome
A
XY
6
Q
what is the female sex chromosme ?
A
XX
7
Q
what do genes control?
A
different characteristics of a person
8
Q
how are genes arranged ?
A
in a row along a chromosome
9
Q
what are chromomes found in
A
pairs
10
Q
what are genes found in
A
pairs
11
Q
where are pairs of genes found?
A
opposite eachother at the same position
