Hereditary

Genes

Segmental units of DNA that codes for proteins

Promoter region

start signal

Terminator region

Stop signal

Transcription

Dna unzipped copy is made from one strand

Translation

Ribosome uses code on MRNA to add amino acids in specific order

Gene

Segment of DNA that codes for MRNA/protein

Allele

Different forms of same gene that produce alternative forms of the same trait

Dominant

Trait that is expressed

Recessive

Trait that is only expressed when dominant isn’t present

Homozygous

2 Identical alleles of the same gene

Heterozygous

2 different alleles of the same gene

Genotype

Alleles present for a given Trait

Phenotype

Trait that is seen with eyes

Co-Dominance

more than 1 dominant trait is present both traits are expressed

Sex linkage

traits carried on the X chromosome

Necrosis

Killed by harmful substances or damage contents of cells leak out and harm other cells

Apoptosis

Cells are induced to commit suicide