Life Science Final Review

When an organism has two alleles that are the SAME for a trait

• heterozygous
• homozygous
• hybrid
• recessive

When an organism has two alleles that are DIFFERENT for a trait

• heterozygous
• Hybrid
• Pheotype
• DNA

The outward physical appearance and behavior of an organism as a result of its genotype

• Dominant
• Phenotype
• Recessive
• Punnett Square

Tags

NGSS.MS-LS4-4

The different forms of genes are known as

• environment
• probability
• traits
• alleles

What would the ratio for genotypes be for this Punnett Square?

• 2Bb:2bb
• 2BB:2Bb
• 1BB:2Bb:1bb
• 4Bb

Tags

NGSS.HS-LS3-3

G = dominant green and y = recessive yellow
A fish has a Gy genotype, what will its phenotype be?

• yellow
• green
• greenish-yellow
• red

Tags

NGSS.MS-LS1-5

T - tall and t = short
In the punnett square below, what belongs in the missing square

• tt
• Tt
• Bb
• TT

Segment on a chromosome that codes for a certain trait is called...

• an allele

• a gene

• phenotype

• genotype

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The two alleles passed down from your parents make up your...

• phenotype

• genotype

• gene

• allele pattern

Tags

NGSS.HS-LS3-1

The characteristics that make us unique are called...

• Genotypes

• Traits

• Alleles

• Genes

Tags

NGSS.MS-LS4-4

NGSS.MS-LS3-2