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Genetics Vocab

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PRESENTATION OUTLINE

DNA

MAKES UP CHROMOSOMES AND GENES,FOUND IN NUCLEUS, INFO FOR CELLS.

CHROMOSOMES

MADE OF 1000S OF GENES, HUMANS HAVE 23 PAIRS.

GENES

SECTIONS OF DNA
Photo by M Pinarci

DOMINANT TRAIT

THE TRAIT THAT SEEMS TO APPEAR IN AN ORGANISME

RECESSIVE TRAIT

THE TRAIT THAT SEEMS TO BE HIDDEN
Photo by Leo Reynolds

GENOTYPE

AN INHERITED COMBINATION OF ALLELES
Photo by SridharGutam

ALLELE

THE DIFFERENT FORMS A SINGLE GENE CAN TAKE
Photo by Steve took it

HEREDITY

THE PASSING OF TRAITS FROM PARENT TO OFFSPRING

PHENOTYPE

AN ORGANISM’S INHERITED APPARENCE OR LOOKS.

HOMOZYGOUS

ORGANISMS THAT HAVE TWO IDENTICAL ALLELES
Photo by mag3737

HETEROZYGOUS

ORGANISMS WITH TWO DIFFERENT ALLELES

PUNNET SQUARE

A DIAGRAM USED TO PREDICT GENOTYPES.
Photo by Flo Karr

SEX CELLS

CELLS USED TO REPRODUCE.