Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
21 Cards in this Set
- Front
- Back
|
Blood type is controlled by what
|
multiple alleles
|
|
|
Hemophilia is caused by
|
sex linked genes
|
|
|
inserting a human gene into a bacterial plasmid
|
genetic engineering
|
|
|
oraganism's genetic make up or allele combinations
|
genotype
|
|
|
a organism's phsyical appearance or visble trait
|
phenotype
|
|
|
the allele that is masked over by the dominant allele
|
recessive
|
|
|
a chart that shows all the possible combinations of allele that can result from a genetic cross
|
punnit square
|
|
|
down syndrome
|
-called trisome21
-caused by three copies of chromosome 21 -characteristics short stature, stubby fingers, round head, and mental retardation |
|
|
Sex linked recessive condition
|
-usually carried on the x chromosome
-males usually have the trait -daughters often are carriers -females inherit the allele from both parents |
|
|
carrier
|
-carrier is a person who has one recessive allle and one dominant
-a carrier does nto have the trait but can pass the recessive allele onto the offspring |
|
|
pedigree chart
|
-a chart or "family tree" that tracks which family members have a particular trait
|
|
|
homozygous
|
when you have 2 identical allele combination, your a pure breed
|
|
|
heterozygous
|
One allele on a trait is dominant, the other recessive
|
|
|
heredity
|
the passing of a trait from parent to offspring
|
|
|
multiple alleles
|
thee or more forms of a gene that code for a single trait
|
|
|
differance between meiosis and mitosis
|
meiosis- 4 sex cells, 23 chromosomes each
mitosis-2 normal cells, 46 chromosomes each |
|
|
mask's over rcessive allele
|
dominant
|
|
|
Blood type A
|
Ia Ia, Ia i
|
|
|
Blood type B
|
Ib Ib, Ib i
|
|
|
Blood type AB
|
Ia Ib
|
|
|
Blood type O
|
i i
|
