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Red/green color blindness is a recessive sex-linked trait. A woman who is a carrier (XRXr) for this allele marries a normal-vision male (XRY). What is the probability that they will have a child who is color blind?

25%

Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?

25%

What does GMO stand for?

Genetically Modified Organisms

In gel electrophoresis, DNA fragments migrate toward one end of a gel because they are

attracted to the positively charged end of the gel

What is another way of saying "hybrid"?

heterozygous

The dominant trait as seen in this punnett square is

yellow pea seeds

In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the probability of having a white flowered plant if the parents were heterozygous red and homozygous red?

0%

How many alleles (letters) does a child get from EACH parent for each trait?

1

Q10.

Affected Male

Q12.

Affected female

What type of heredity is shown in the pedigree?

Autosomal Recessive

The genotypic percentage resulting from this this cross would be _____________________.

BB = 25% Bb = 50% bb = 25%

What is recombinant DNA?

DNA containing genes foreign to that organism

Based on these results whose blood was found in the blood stain at the crime scene?

John

Q11.

Not Affected Female

Q13.

Not affected male

What type of heredity is shown in the pedigree?

Sex-Linked

What are the possible genotypes for this cross?

TT = 25% Tt= 50% tt=25%

The purpose of selective breeding is to

create animals with desirable traits

What is this

plasmid

One function of gel electrophoresis is to

separate DNA fragments

T = tall an t = short What is the phenotype for Tt?

tall

What is a risk of GMOs?

the long term effects are unknown

What was one of the foals of the Human Genome Project?

to determine the nucleotide sequence and gene location of the entire human genome


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