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Genotype and Phenotype
Mendelian Genetics
Punnett Squares
Misc.
100
A trait needs a minimum of this many alleles.
What is two?
100
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
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% or 3 out of 4?

200
This is the genetic material that passes information from one generation to the next.
What is DNA?
300
Purple flower color is an example of this.
What is phenotype?
300

Mendel found this ratio of dominant to recessive when he crossed plants of the F2 (second generation)

What is 3:1?

300
A person has a dominant allele for tall height and a recessive allele for short height has this phenotype.
What is tall?
300

Under normal circumstances, an organism receives ________ of chromosomes.

What is equal number? (Will also accept 2 sets)

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 (lowercase) alleles?

400

Throwback (Populations): This is the total number of individuals which can be supported in a given area.  

What is carrying capacity?

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

Throwback (Biomolecules): Glycogen, starch, and cellulose are all examples of this biomolecule. 

What are carbohydrates?