Genetics Flashcards
What are homologous chromosomes?
Chromosomes that are similar in shape and size.
What is a Centromere?
Place where chromatids are attached to form chromosome.
What are gametes?
Reproductive cells.
What are somatic cels?
Any type of cells but sex cells?
Autosomes are what?
Chromosomes that are not involved with determining sex.
How many chromosomes do corn and horses have?
Corn: 20
Horses: 64
Deletion is?
Deletion is a piece of chromosome breaks off.
Duplication is?
Fragment of chromosome attaches to its homologue.
Inversion is?
Fragment reattached to chromosome and flipped upside down.
What is the term where it is the passing of traits to offspring?
Heredity.
Genome?
Genetic material found in chromosome.
Nitrogen bases in DNA?
Cytosine, Guanine, Adenine, Thymine.
Genetic code?
Sequence if nitrogen bases in DNA.
Genotype?
Actual genetic code.
Phenotype?
Determines physical appearance.