Science Unit 3 Heredity- Day 1 &2

Offspring receives two sets of _____________ (one from each parent)

• blue jeans
• genes
• machines
• pedigree

_____________________ is the appearance of an organism, or how it looks

• phenotype
• ratio
• recessive trait
• heredity

Which trait does a puppy inherit from its parents?

• fur color and pattern
• obedience to commands
• food brand preferences
• affection for a specific home

What is a gene?

• An entire chromosome that  codes for a trait
• a piece of clothing
• a piece of a DNA on chromosome that codes for a trait
• Chemical messengers in your brain that code for a trait

What is genetics?

• The study of DNA nucleotides
• The study of heredity
• The study of a cell dividing into 2
• The study of eye color

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The passing of DNA from parents to offspring

• Generation
• Heredity
• Inheritance
• Traits

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Segments of DNA are called _______________________

• Genes
• Nuclei
• genotypes
• Chromosomes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1

This means Same allele or gene

• Dominant

• Recessive

• Heterozygous

• Homozygous

Genes always appear in pairs. Your parents donate ________ allele each for every trait.

• 1

• 2

• 23

• 46

This means Different allele or gene

• Dominant

• Recessive

• Homozygous

• Heterozygous