Sign in to save your progress, vote, and build your own decks.Sign in
Genetics
16 cards·by Josh_Williams
What does DNA stand for
deoxyribonucleic acid
What is DNA
is the genetic material found in the nucleus of cells
What is the 23rd pair of chromosomes for
it determines the gender
What are gametes
gametes are either the sperm or ova
How many chromosomes do each gamete have
23 individual chromosomes
What is the process called when your gonads make gametes
meiosis
What is meiosis
meiosis separates the chromosomes so each gamete receives one of each chromosome
When two gametes fuse together, what is the initial fertilisation called
zygote
What is the variation of a trait called
allele
What are chromosomes
there thread like bodies that contain genetic information
Where are your alleles found
there coded on your chromosomes
How many alleles do you have
two because you have an identical copy of each individual chromosome
What is homozygous dominant
it's when you possess two dominant alleles
What is heterozygous?
it's when you possess a dominant allele and a recessive allele
What is homozygous recessive
it's when you possess two recessive alleles
Is it possible for a freckled parent and a non-freckled parent to have a non-freckled child?
Only if the freckled parent is heterozygous. So the freckled parent can pass on the recessive
allele that he/she possesses to create a non-f