The number of protons and neutrons determine an element’s mass number

Transcription and translation are steps in the synthesis of proteins 

Ecology is the study of the interactions among species and their environment 

Dispersal refers to the movement of few members of a species move in to a new geographical area that can often lead to allopatric speciation

There are 20 different amino acids available to make proteins

Transcription is when DNA is transcribed into mRNA

Diploid organisms that are heterozygous at a given gene, or locus, have two different alleles for that gene on their homologous chromosomes

DNA is a type of protein

The good genes hypothesis is a theory of sexual selection that argues individuals develop impressive ornaments to show off their efficient metabolism or ability to fight disease

Inbreeding depression is an increase in abnormalities and disease in inbreeding populations