BIO 121 Exam 3 Review UPDATED Exam
Questions and CORRECT Answers
True breeder - CORRECT ANSWER - Plant consistently produces identical offspring
traits.
Nondisjunction - CORRECT ANSWER - Chromosomes fail to separate during meiosis.
Punnett square - CORRECT ANSWER - Diagram predicting offspring allele composition.
Base pairing rules - CORRECT ANSWER - A=T and G≡C in DNA.
Complementary DNA strand - CORRECT ANSWER - Opposite sequence to original
DNA strand.
Polygenic inheritance - CORRECT ANSWER - Multiple genes influence a single trait.
Karyotype - CORRECT ANSWER - Chromosomes arranged by size and shape.
X-linked inheritance - CORRECT ANSWER - Characteristic predominantly found in
males.
Kinase - CORRECT ANSWER - Enzyme that adds phosphate groups to molecules.
Heterotrophs - CORRECT ANSWER - Organisms that obtain food from others.
Enzymes - CORRECT ANSWER - Proteins that accelerate chemical reaction rates.
Questions and CORRECT Answers
True breeder - CORRECT ANSWER - Plant consistently produces identical offspring
traits.
Nondisjunction - CORRECT ANSWER - Chromosomes fail to separate during meiosis.
Punnett square - CORRECT ANSWER - Diagram predicting offspring allele composition.
Base pairing rules - CORRECT ANSWER - A=T and G≡C in DNA.
Complementary DNA strand - CORRECT ANSWER - Opposite sequence to original
DNA strand.
Polygenic inheritance - CORRECT ANSWER - Multiple genes influence a single trait.
Karyotype - CORRECT ANSWER - Chromosomes arranged by size and shape.
X-linked inheritance - CORRECT ANSWER - Characteristic predominantly found in
males.
Kinase - CORRECT ANSWER - Enzyme that adds phosphate groups to molecules.
Heterotrophs - CORRECT ANSWER - Organisms that obtain food from others.
Enzymes - CORRECT ANSWER - Proteins that accelerate chemical reaction rates.
