Genetics - Monohybrid Simple Dominance

How is it possible for traits to skip generations?

• the trait is dominant

• the trait is recessive

• the trait is weak

• the trait is caused by a random mutation

Tags

NGSS.HS-LS3-1

Which of the following parents would both show the dominant phenotype but still be able to have a baby that is recessive for a trait?

• AA x Aa

• Aa x aa

• AA x aa

• Aa x Aa

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Select the following option(s) that is/are considered to be homozygous.

• BB

• Bb

• bb

What does it mean for a trait to be considered "dominant"

• The dominant trait wins with just one allele present

• The dominant trait wins only when two alleles are present

• A dominant trait is when the two alleles are the same

• A dominant trait is when the two alleles are different

Select the following option(s) that is/are considered to be heterozygous.

• BB

• Bb

• bb

What is considered to be the phenotype?

• Double stranded chromosomes

• The physical trait that is expressed

• The combination of genes

• All of the genetic information

Tags

NGSS.HS-LS3-3

NGSS.HS-LS4-4

NGSS.HS-LS4-2

Select the following options that represent a genotype.

• Rr

• Round peas

• Smooth peas

• rr

What is another term for heterozygous?

• Hybrid

• Mixed

• Differentiated

• Same

Who is the father of genetics? 

• Charles Darwin 
• Gregor Mendel
• Dimitri Mendeleev 
• Hans Krebs 

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Recessive alleles are written using

• capital
• lowercase
• both
• neither