Genetics
Reproduction
Genotypes
DNA
100
Where are genes located?
In the chromosomes
100
How many parents are involved in asexual reproduction?
One
100

Aa is an example of which type of genotype?

Heterozygous
100
How many chromomsomes do humans have?
46 or 23 pair
200
What are the threadlike structures of DNA that carry genes called?
Chromosomes
200
Asexual reproduction produces offspring that are genetically ____________ to the parent.
Identical
200

AA is an example of which type of genotype?

Homozygous

200
The physical trait observed in an offspring is known as it's -
Phenotype
300
Inherited traits that children get from their parents come from-
Genes
300
Sexual reproduction produces offspring that are genetically _____________ to the parents.
Similar
300

In chickens, white feathers (F) are dominant and black feathers (f) are recessive. What phenotype would a chicken with Ff genotype show?

White feathers

300
Name two traits that could be inherited from a parent?
Examples: hair color, eye color, height, skin color, freckles, etc...
400

For some traits, only one copy of a particular gene is needed to show a given trait. These genes are referred to as-

Dominant

400
If you are studying a population of genetically identical individuals, you can conclude that these individuals reproduce how?
Asexually
400

Having dimples is dominant (D). Not having dimples is recessive. (d) One parent is homozygous recessive and one parent is heterozygous. Use the letters to represent their genotypes.

dd and Dd

400

Why are alleles represented with capitol and lowercase letters?

Capital = Dominant Trait Lower Case = Recessive Trait

500
What do we call the genetic make up of the individual, represented by a set of letters?
Genotype
500

For some traits, two copies that of a particular gene is needed to show a given trait. These genes are referred to as-

recessive

500

Long ears are dominant (E) in rabbits. If one parent is homozygous dominant for the long ear trait and the other homozygours reccessive (e), what is the only possible genotype of the offspring?

Ee

500

Two dark brown rabbits have four offspring. Three of the offspring are dark and one is white. What does this tell you about the parents' genes for fur color?

Dark brown is dominant and white fur is recessive. Both parents are heterozygous.

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