Introduction to Inheritance

Different forms of a characteristic; for example, pea flowers can be purple, white, or pink.

• Trait

• Characteristic

• DNA

• Chromosome

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

The "Father of Genetics"

• Mr. Lambert

• Albert Einstein

• Gregor Mendel

• Watson

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

An organism that always produces offspring with the same traits.

• Cross-pollinated

• True-breeding ("Purebred")

• Hybrid

• False-breeding

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NGSS.HS-LS3-1

Traits that seem to cover up or mask other traits.

• Dominant

• Dormant

• Recessive

• Reclusive

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NGSS.HS-LS3-1

A trait that seems to be covered up or masked by another trait.

• Dominant

• Recessive

• Strong

• Weak

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NGSS.HS-LS3-1

DNA is organized into what kind of structure? (Humans have 23 pairs)

• Genes

• Alleles

• Proteins

• Chromosomes

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NGSS.HS-LS3-1

A segment of DNA located on a chromosome that codes for a particular trait.

• DNA

• Chromosome

• allele

• gene

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NGSS.HS-LS3-1

Different forms (variations) of the same gene. We inherit one from each parent for a particular trait.

• Alleles

• Characteristics

• Traits

• DNA

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

A molecule that carries genetic information. Contains many genes.

• zippity doodah

• Genetic

• DNA

• Allele

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NGSS.HS-LS1-1

True or False: DNA mutations (changes) are always bad.

• TRUE

• FALSE

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NGSS.HS-LS3-2