130 likes | 372 Views
Observable Traits Slideshow Video: What is a Trait?. Genetics Vocabulary. Vocabulary Terms. Chromosomes Genetics DNA Nucleus Genes. Alleles Traits Heredity Cell. Video: What Are Genes?. Genetics. The science and study of genes, heredity, and the variation of living organisms.
E N D
Vocabulary Terms Chromosomes Genetics DNA Nucleus Genes Alleles Traits Heredity Cell
Genetics • The science and study of genes, heredity, and the variation of living organisms
Heredity • The passing of traits from parents to offspring, from one generation to the next
Traits • Notable features, qualities, or characteristics • Physical traits • Behavioral traits • Predisposition to a medical condition
Chromosomes • Tightly wound DNA and protein • Normal human cells have 46 chromosomes, or 23 pairs of chromosomes
DNA • Deoxyribonucleic acid • Molecule with genetic instructions used in the development and function of all living organisms
Genes • Section of DNA with instructions for making specific proteins
Alleles • Different versions or forms of a gene • 2 alleles for each gene