HESI A2 Biology Entrance Exam (Latest 2025/2026 Update) Questions with Verified Answers| 100% Correct| Grade A.

HESI A2 Biology Entrance Exam (Latest
i,- i,- i,- i,- i,- i,-




2025/2026 Update) Questions with i,- i,- i,- i,-




Verified Answers| 100% Correct| Grade A.
i,- i,- i,- i,- i,-




The method by which mRNA is created is begun by which of the
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



following processes? i,- i,-




A)Replication.
B)Translation.
C)Splitting.
D)Transcription. i,-i,- i,- D)Transcription.


Which scientists are responsible for describing the structure of
i,- i,- i,- i,- i,- i,- i,- i,- i,-



DNA? i,-




A)Watson and Crick. i,- i,-




B)Watson and Holmes. i,- i,-




C)Holmes and Croiger. i,- i,-




D)Brown and Curie.i,- i,- i,-i,- i,- A)Watson and Crick. i,- i,-

,All genes can be described using the Punnett Square method.
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



True or False?i,- i,- i,-




A)True
B)False i,-i,- i,- B)False


The term pleiotropy is best defined as:
i,- i,- i,- i,- i,- i,- i,-




A)A condition in which multiple genes are missing.
i,- i,- i,- i,- i,- i,- i,-




B)A situation in which one gene remains unexpressed.
i,- i,- i,- i,- i,- i,- i,-




C)One gene influencing multiple, seemingly unrelated phenotypic
i,- i,- i,- i,- i,- i,- i,-



traits.
D)Two genes affected by a single allele.
i,- C)One gene i,- i,- i,- i,- i,- i,-i,- i,- i,- i,-



influencing multiple, seemingly unrelated phenotypic traits.
i,- i,- i,- i,- i,-




Which molecules are responsible for the base pairing action in
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



DNA? i,-




A)Phosphate groups. i,-




B)Sugar molecules. i,-




C)Nitrogenous bases. i,-




D)Codons. i,-i,- i,- C)Nitrogenous bases. i,-

, Glycolysis is the conversion of _______ to ______ in the process of
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



cellular respiration. i,- i,-




A)Glucose, pyruvate. i,-




B)Pyruvate, glucose. i,-




C)NADH, pyruvate. i,-




D)NADH, ATP. i,- i,-i,- i,- A)Glucose, pyruvate. i,-




The oxidation of the NADH molecules to produce oxygen and
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



water in cellular respiration takes place in a series of steps
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-



defined as: i,- i,-




A)Cellular inspiration. i,-




B)Krebs cycle. i,-




C)Electron transport chain. i,- i,-




D)Cellular conversion. i,- i,-i,- i,- C)Electron transport chain.
i,- i,-




For every glucose molecule utilized during cellular respiration,
i,- i,- i,- i,- i,- i,- i,- i,-



approximately how many ATP molecules can be produced? i,- i,- i,- i,- i,- i,- i,- i,-




A)14 to 18.i,- i,-