A fly with red eyes has a parent with red eyes and another with black eyes. The black-eyed parent has this kind of genotype.
What is heterozygous?
100
An individual who expresses a recessive trait must be this for that trait.
What is homozygous?
100
This is the reason blood type is considered a multiple allele trait.
What is more than two alleles for blood type exist?
100
A "widow's peak" of hair is a dominant trait, this can be said about the genotype of someone with a "widow's peak."
What is homozygous or heterozygous?
200
An organism's phenotype is best described as this.
What is physical appearance?
200
Blue eyes are a recessive trait. If one parent has blue eyes and one parent has hybrid brown eyes, their first child will be this.
What is homozygous or heterozygous for eye color?
200
This is the probability that two heterozygous parents will have a dominant expressing child.
What is 75%?
200
This is the name for two different alleles that are both partially expressed (black + white = grey) in an organism's phenotype.
What is incomplete dominance?
200
A person has two different alleles that are co-dominant for a particular trait, there phenotype is an ____________ between the two alleles.
What is intermediate?
300
Purple flower color is an example of this.
What is phenotype?
300
This Mendelian law states that during meiosis, alleles for a given gene separate independently so that each gamete contains only one allele.
What is law of segregation?
300
A person has a dominant allele for tall height and a recessive allele for short height has this phenotype.
What is tall?
300
This is the name for two different alleles that are both fully expressed (black + white = black + white) in an organism's phenotype.
What is co-dominance?
300
Under normal circumstances, an organism receives ________ of chromosomes.
What is equal number?
400
An organism's combination of alleles is best described as this.
What is genotype?
400
A person has two different alleles and only one of them is expressed then the expressed allele must be this.
What is dominant?
400
Someone expressing a recessive hair color has these kinds of alleles.
What are two recessive alleles?
400
A red flower and a white flower produce a pink flower. This is an example of this kind of trait.
What is incomplete dominance?
400
This is the genetic material that passes information from one generation to the next.
What is DNA?
500
An allele is a ______________ of a gene.
What is different form?
500
One of the following procedures is based largely on Mendel's research.
A. treating lung cancer with radiation
B. performing surgery on a broken arm
C. using a microscope to study viruses
D. breeding a dog for floppy ears
What is D?
500
This is the purpose of a Punnett square.
What is predicting?
500
A cow contains two co-dominant alleles—one for white hide color and one for red hide color—the cow's hide look's like this.
What is patches of red and patches of white?
500
These are the exception to every cell has identical DNA.