genes Flashcards
heredity
passing of traits
dominant trait
a trait that appears more frequently than another trait,
ressessive trait
a trait that is expressed only when genotype is homozygous
gene
transferred from a parent to offspring and is held to determine some characteristic of the offspring.
alleles
the alternative form or versions of a gene.
phenotype
the physical properties of an organism,
genotype
genes found in dna
probilaty
how likely something is to happen.
meiosis
process where a single cell divides twice to produce four cells
Sex chromosomes
Determines if you are a boy or a girl
pidegree
a table or list showing the line of ancestors of a person or animal
DNA
the genetic information inside the cells of the body that helps make people who they are.
Nucleotide
any of the basic units of structure of DNA or RNA that consist of a base
Mutations
a change in one or more genes.
RNA
any of various nucleic acids that are typically found in the cytoplasm of cells, are usually composed of a single chain of nucleotides