Heritable Traits

homozygous

• having no alleles for a particular gene

• having identical (the same) alleles for a particular gene

• having different alleles for a particular gene

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

heterozygous

• having no alleles for a particular gene

• having identical alleles for a particular gene

• having different alleles for a particular gene

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What are heritable characteristics?

• Characteristics that can be passed from parent to offspring

• Characteristics that cannot be passed to other generations

• Temporary traits acquired during a lifetime

• Traits that are influenced by the environment

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

Hair colour is an example of a ​ (a)   characteristic.

Dyed hair is an example of a ​ (b)   characteristic.

• heritable

• non-heritable

Tags

NGSS.MS-LS4-4

Eye colour is an example of a ​ (a)   .

Brown eyes is an example of a ​ (b)   .

• characteristic

• trait

Tags

NGSS.MS-LS4-4

Which of the following most closely matches the definition of an inherited trait?

• the range of differences in features within a group of organisms

• a characteristic or property of an organism

• a genetically determined condition or characteristic

• a non-heritable change in a living organism caused after birth by disease, injury, accident, deliberate modification, variation, repeated use, disuse, misuse, or other environmental influence

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

Determine if the following trait is an acquired or inherited trait:

Flower Petal Color

• Acquired Trait

• Inherited Trait

Tags

NGSS.MS-LS3-2

Determine if the following trait is an acquired or inherited trait:

Eye Color

• Acquired Trait

• Inherited Trait

Determine if the following trait is an acquired or inherited trait:

Widow's Peak

• Acquired Trait

• Inherited Trait

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Examine the data represented here. In 1976 which variation of the trait for beak size was most frequent?

• 6mm

• 8mm

• 9mm

• 12mm

Tags

NGSS.MS-LS4-4