Genetics & Heredity Vocabulary

How do we represent a DOMINANT allele/trait?

• CAPITAL LETTERS

• lowercase letters

• It could be either.

How do we represent a RECESSIVE allele/trait?

• CAPITAL LETTERS

• lowercase letters

• It could be either.

What does the word homozygous mean?

• Having 2 of the SAME alelles.

• Having 2 DIFFERENT alelles.

What does the word heterozygous mean?

• Having 2 of the SAME alelles.

• Having 2 DIFFERENT alelles.

Which allele combination is considered heterozygous?

• BB

• bb

• Bb

Which answer choice shows an homozygous alelle combination.

• Tt

• TT or tt

Which alelle combination is considered to be HOMOZYGOUS DOMINANT?

• HH

• Hh

• hh

Which alelle combination is considered to be HOMOZYGOUS RECESSIVE?

• Ee

• EE

• ee

Which allele combination is considered heterozygous?

• NN

• nn

• Nn

Which answer choice shows an homozygous alelle combination.

• Mm

• MM or mm