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Science Vocabulary

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PRESENTATION OUTLINE

SCIENCE VOCABULARY

DNA

INFORMATION THE CELL “READS” TO KNOW WHAT TO DO. ALSO MAKES UP CHROMOSOMES.

GENETICS

WHAT PEOPLE AND LIVING THINGS HAVE IN COMMON
Photo by El Bingle

HEREDITY

THE PASSING OF TRAITS FROM ONE PARENT TO THE OFFSPRING

DOMINANT TRAIT

THE TRAIT OBSE4RVED WHEN AT LEAST ONE DOMINANT ALLELE (GENE) FOR

Genotype - A trait that is given

Photo by Here's Kate

PHENOTYPE

PHYSICAL CHARACTERISTICS OF AN ORGANISM
Photo by judy dean

RECESSIVE - THE WEAKER GENE

HOMOZYGOUS

ORGANISMS THAT HAVE BB TWO IDENTICAL ALLELES FOR A PARTICULAR AA TRAIT
Photo by Leach84

HETEROZYGOUS

ORGANISMS THAT HAVE TWO DIFFERENT GENES FOR THE SAME TRAIT
Photo by gagilas

CHROMOSOME

THE STRUCTURE THAT CARRIES THE GENETIC INFORMATION IN THE FORM OF GENES

ALLELE

ONE OR TWO MORE ALTERNATIVE FORMS OR A GENE

PUNNETT SQUARE

A SQUARE DIAGRAM USED TO PREDICT THE GENOTYPES OF ANYTHING
Photo by cachew

GENE

A unit of heredity which is transferred from a parent its to offspring

CARRIER

A carrier is a person or other organism that has inherited a recessive allele for a genetic trait
Photo by Ingrid Taylar

SEX CELLS

Gametes are an organism's reproductive cells.

SEXUAL REPRODUCTION

the production of new living organisms by combining genetic information from two individuals of different types (sexes).
Photo by Filip Mroz

ASEXUAL REPRODUCTION

a type of reproduction by which offspring arise from a single organism
Photo by Alex Blăjan