Families have certain characteristics which then get passed on from generation to generation.
The shape of the eyes and nose and hair colour have been inherited (passed on from their parents)
Your resemblance is due to genetic information passed on to you in the sex cells (gametes) from which you develop
This process determines what you will look like.
The nucleus contains the plans or blue print for making and organizing a new cell.
Each organism has a different number of chromosomes in their nuclei.
-Humans have 46 chromosomes, 23 pairs.
-Turkeys have 82 chromosomes, 41 pairs.
X and Y are the sex chromosomes (no.23)
To determine of you're a boy or a girl.
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