Afe Babalola University

BCH 216

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338+ questions19 topics200 LevelTheory questionsTopic summaries

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About BCH 216 at Afe Babalola University

BCH 216 is a 200 Level course at Afe Babalola University. Students preparing for BCH 216 exams on Testwiz get 338+ practice questions across 19 topics, including theory questions and topic summaries.

Instead of cramming the night before, students who practice by topic — Types of Nitrogenous Bases, DNA Structure and Double Helix, Enzymes in DNA Replication, and more — build real familiarity with how Afe Babalola University tests BCH 216, catch weak spots early with Testwiz's analytics, and walk into the exam with actual reps under their belt.

Topics covered

Types of Nitrogenous BasesDNA Structure and Double HelixEnzymes in DNA ReplicationNucleosides and Nucleotides CompositionABO Blood Group SystemSecond Messenger Systems (cAMP, IP3, DAG)Blood Type Inheritance and Transfusion CompatibilityRh Blood Group SystemHormone Action MechanismsNucleic Acid Types and FunctionsBiochemistry of Heredity and GeneticsPentose Sugars in Nucleic Acids+7 more

Sample questions

1. Which nitrogenous base is found in RNA but not in DNA?

a.Uracil

b.Guanine

c.Adenine

d.Thymine

2. In the double helix structure of DNA, adenine pairs with thymine using how many hydrogen bonds?

a.Three

b.Two

c.One

d.Four

3. Which enzyme is responsible for unwinding the DNA double helix at the replication fork?

a.DNA helicase

b.DNA polymerase

c.Topoisomerase

d.DNA ligase

4. A nucleotide is composed of which three components?

a.A nitrogenous base, a deoxyribose sugar, and a sulfate group

b.An amino acid, a ribose sugar, and a phosphate group

c.A nitrogenous base, a pentose sugar, and a phosphate group

d.A nitrogenous base, a hexose sugar, and a sulfate group

5. Which of the following is a purine base?

a.Uracil

b.Guanine

c.Thymine

d.Cytosine

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BCH 216 on Testwiz covers Types of Nitrogenous Bases, DNA Structure and Double Helix, Enzymes in DNA Replication, and more. Practice on Testwiz to see the full topic breakdown and sample questions.