Genetics 1
How many TOTAL chromosomes does an individual have?
46
Name the 4 bases of a strand of DNA (just the letters).
A, C, G, T
Which gender has one X chromosome and one Y?
MALE
A diagram or chart of the genetic history of a family over several generations is called?
A PEDIGREE
What is a chromosome?
Condensed DNA tightly wrapped
What does dna stand for
Deoxyribonucleic acid
A mutation of extra Chromosomes causes what?
Genetic disorder such as Down Syndrome
When a DNA gene is damaged or changed, this is called a _________________.
MUTATION
Whats the chance of parents with genotype bb and Bb having a child with genotype Bb?
50%