Codominance -& Blood Typing

Match the following

• B antigens

• Type A

• A and B antigens

• Type B

• no antigens

• Type AB

• A antigens

• Type O

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

Which two alleles are codomiant?

• Type A and Type B alleles

• Type A and Type O alleles

• Type B and Type O alleles

Which allele is recessive?

• Type A allele

• Type B allele

• Type O allele

Match the following blood types to their genotypes!

• I^BI^B

• Type O

• ii

• Type B

• I^AI^B

• Type AB

• I^Ai

• Type A

What are the phenotypes of the PARENTS in this cross? Choose 2 answers!

• Type A

• Type B

• Type AB

• Type O

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

What are the phenotypes of the offspring in this cross? Choose all answers that apply!

• 50% type A

• 25% Type AB

• 25% Type B

• 50% Type O

• 75% Type A

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?

• Incomplete Dominance
• Co dominance
• Independent assortment
• Recessive inheritance

Tags

NGSS.HS-LS3-2

This type of inheritance pattern shows BOTH traits in possible offspring

• complete dominance
• incomplete dominance
• co-dominance
• dominant pattern

This is an example of ___________.

•  Incomplete Dominance
•  Codominance

Tags

NGSS.HS-LS3-2

The different forms of a gene are called ---

• traits

• hybrids

• alleles