General
The structure that makes up chromosomes
What is DNA?
What is the term for a genetic cross involving two traits?
Dihybrid cross
How many daughter cells are produced as a result of meiosis?
What is 4 daughter cells
Name the process by which offspring inherit a combination of genes from their parents, leading to genetic diversity.
What is sexual reproduction
What is the name of the diagram that represents the possible combinations of alleles from two parents in a genetic cross?
What is a punnet square
The rungs in the DNA ladder are made of pairs of___
What is Nucleotide bases
When performing a dihybrid cross, what type of diagram is commonly used to show the possible combinations of alleles in the offspring
Punnet square
How many cell divisions occur during Meiosis
What is 2 cell divisions
Name three methods of variation in meiosis
What is crossing over, independent assortment and segregation
What is the term for an individual with two different alleles for a particular gene, such as Aa?
What is heterozygous
The collection of all genes in an individual
What is a genome
In a dihybrid cross involving two heterozygous parents (AaBb), how many different types of gametes can each parent produce?
What are four different types of gametes (AB, Ab, aB, ab)?
What type of cells are made during meiosis
What are gametes
If a trait can skip a generation, then that trait demonstrates what pattern of inheritance?
What term describes the observable physical or biochemical traits of an organism?
What is a phenotype
Three methods of asexual reproduction
What are binary fission, budding, vegetative propagation, spore formation, fragmentation etc (any three)
If you cross a heterozygous individual for both traits (AaBb) with another heterozygous individual (AaBb), what is the expected phenotypic ratio in their offspring?
What is 9:3:3:1
What is the term for the random assortment of maternal and paternal chromosomes during meiosis
What is independent assortment
This type of trait can show one trait, a different trait, or a cross between the two
What is incomplete dominance
In a monohybrid cross between two individuals (AA x aa), what is the probability of their offspring having the homozygous recessive genotype?
What is 0%
The interspecific relationship between one species that lives on another but does not impact that species
what is commensalism
The expected phenotypic ratio of an AABb parent and an Aabb parent is
A - brown hair; a - blonde hair
B - curly hair; b - straight hair
What is 1 brown, curly : 1 brown, straight
Name all the phases in Meiosis 1
What is prophase, metaphase, anaphase, telophase & Cytokinesis
How a non-affected female is demonstrated in a pedigree chart
What is a white circle
The name given to a cross to determine the genotype of a dominant phenotype individual
What is a test cross?