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Traits&Reproduction
Amplify Life Science
Term | Definition |
---|---|
allele | specific version of a gene that gives instructions for making a protein molecule |
chromosome | An "x shape" made of genes and DNA |
DNA | A molecule that genes and chromosomes are made of |
feature | a characteristic that all members of a species have (eye color, hair color, etc) |
fertilization | When sperm and egg cells combine to create an offspring |
function | how something works |
gene | A section of DNA that gives directions for making a protein molecule |
gene version | Another word for allele. A specific gene for an individual |
heterozygous | when two alleles are different (Hh, Bb, rR) |
homozygous | when two alleles are the same (HH, hh, TT, tt) |
trait | a specific characteristic of an individual organism |
variation | any difference in traits between an individual organism |
structure | the way something is shaped or constructed |
protein molecule | a type of large molecule that performs important functions inside organisms |
offspring | an organism produced as a result of reproduction |
mutation | a random change to a gene that sometimes results in a new trait |
inherit | to receive genes from a parent |
sexual reproduction | the process in which two parents pass on their genes to create offspring |
nucleus | the part of the cell where the genes are found |