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42 Cards in this Set

  • Front
  • Back
color blind
sex linked disorder on x chromosome
Chromosome pair 23
determines sex
What is RNA's ultimate goal?
to make a protein
Mutation
DNA altered or copied incorrectly
eyes
example of polygenic inheritance
Punnett square
can help predict the probability of offspring
What does t in tRNA stand for?
transfer
Red X White = Pink Hybrid
Incomplete dominance
What does tRNA do?
translates RNA into a protein and finally a trait
Incomplete dominance
Neither allele for a trait is dominant
Chromosomal disorders
disorder linked to a specific chromosome pair
Sex linked disorder
linked to X or Y chromosome
blood
A,B, AB and O
example of multiple alleles
Phenotype
the organisms look or appearance
What does mRNA do?
changes DNA to RNA
poly
many
What does m in mRNA stand for?
messenger
Recessive allele
trait disappears
Color blindness
linked to X chromosome
Heterozygous
two alleles for one trait are different
Alleles
different forms of a trait
XY
male
Genetics
study of genes and how traits are inherited
Purebred
unmixed breeding same traits
Homozygous
two alleles for one trait are the same
Multiple alleles
more than two alleles
Genotype
genetic makeup
Recessive genetic disorder
linked to recessive alleles and both parents must have it
Down Syndrome
chromosome disorder on the 21 pair
Pedigree
follows a trait through generations
Gregor Mendel
father of genetics
XX
female
Polygenic inheritance
many genes act to produce a trait
G,C,T,A and U are all
nitrogen bases
Heredity
passing of traits
DNA Nitrogen bases
guanine, cytosine, adenine and thymine
Replaces thymine in RNA
uracil
Dominant allele
covers up or dominates the other trait
Lowercase letter
recessive allele
Uppercase letters
dominant allele
Cystic fibrosis
Recessive genetic disorder
Hybrid
different genetic information for a trait from each parent