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Slide Notes

hereditary material that controls all activities in the cell the cells instruction manual. A molecule that looks twisted like a ladder
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Genetics Unit Vocabulary

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PRESENTATION OUTLINE

DNA

hereditary material that controls all activities in the cell the cells instruction manual. A molecule that looks twisted like a ladder
Photo by M Pinarci

CHROMOSOMES

coiled up DNA in the cells nucleus. Humans have 23 pairs
Photo by David Ascher

GENE

segments of DNA that carry hereditary information, located on chromosomes

GENES

Segments of DNA, carry hereditary instructions. Passed from parents to offspring
Photo by Esthr

PHENOTYPE

An organisms inherited appearance or looks.
(Your physical appearance)
Photo by mrsdkrebs

HEREDITARY

The passing of traits from parents to offspring.

RECESSIVE TRAIT

The trait that seem to be hidden (IS NOT SEEN) in an organism
Photo by v2osk

ALLELES

The different form that a single gene can take
Photo by chexee

GENOTYPE

Genetic makeup of an organism so basically your personality your given gene trait
Photo by Steve took it

DOMINANT TRAIT

The trait that seems to appear (is observed) in an organism
Photo by Travis Isaacs

GENETICS

The study of how biological parents and their offspring have similar or different traits
Photo by David Reeves

PUNNET SQUARE

They can be used to predict and compare the genetic variations that will result from a cross
Photo by KatzBird

HETEROZYGOUS

A genotype with two different alleles

HOMOZYGOUS

A genotype with two of the same alleles

SEX CELLS

An egg or a sperm cell. It carries half the number of chromosomes as other cell types