Chromosomes & Cells
The primary function of chromosomes.
What is storing and transmitting genetic information?
The number of divisions in meiosis.
What is 2?
The probability of a Tt × tt cross producing the dominant phenotype.
What is 50%?
A unit of heredity that determines a specific trait.
What is a gene?
Prophase I includes this major event besides synapsis.
What is crossing over.
These cells make up most of the tissues and organs of the body.
What are somatic cells?
The stage where homologous chromosomes pair up.
What is Prophase 1?
Mendel’s law explained by the separation of homologous chromosome pairs in meiosis.
What is the Law of Segregation?
Different forms of a gene.
What are alleles?
Homologous chromosomes have the same structure but may have different ____.
What are alleles?
Gametes contain this many chromosomes in humans.
What is 23?
The stage where sister chromatids separate.
Two genes on different chromosomes show this inheritance pattern.
What is independent assortment?
Two identical alleles for a trait describes this condition.
What is homozygous?
The process of egg formation.
These cells are haploid and involved in reproduction.
What are gametes?
The process in Prophase I that increases genetic variation.
What is crossing over?
A brown cow with white patches represents this pattern.
What is codominance?
Two different alleles for a trait describes this condition.
What is heterozygous?
Homologous chromosomes separate during this stage.
What is Anaphase I?
Human diploid cells contain this total number of chromosomes.
The alignment of homologous chromosomes in pairs promotes this process.
What is independent assortment?
The environment can do this to trait expression.
eg:soil pH
What is enhance or suppress it?
An organism’s complete genetic makeup.
What is genotype?
When genes are on different chromosomes, this occurs.
What is independent assortment?