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Vocabulary- Inheritance of Traits

Across
when homologous chromosomes exchange genes
Structure composed of a very long molecule of DNA which carries genetic information
Symbol for diploid number of chromosomes in a cell.
Formed when chromosomes duplicate before cell division
body cells; have 46 chromosomes in humans
Chromosome NOT involved in sex determination, 22 pairs in humans
Sex cell
An organism or cell having only one complete set of chromosomes
A type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell
Down
The process of combining sperm & egg cells
Symbol for haploid number of chromosomes in a cell.
Similarly constructed chromosomes that have the same shape and contain genes for the same traits
Pieces of DNA that carry instructions for specific traits
X & Y chromosomes
a section of the DNA (chromosome) that codes for a specific trait
A cell containing two full sets of chromosomes (one from father and one from mother).
A picture of chromosomes
Alternative forms of a gene
Egg and Sperm
The result of fertilization between a sperm and an egg