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IB Biology HL A3.1.3 Binomial System Questions

Binomial nomenclature gives each species a universal, two-part Latin name. Capitalize the genus, write the species name in lowercase, and italicize or underline both; species in the same genus share similar traits.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Describe binomial nomenclature as a universal, two-part Latin name for each species.
  • Apply the naming rules: capitalize the genus, write the species name in lowercase, and italicize or underline both.
  • State that species in the same genus share similar traits.

IB Biology HL A3.1.3 Binomial System Questions question 1

[Maximum number: 1]

The table shows the number of amino acids that are different in the sequences of the protein FOXP2 from a human compared with four other primate species.

Table for Question IB Biology HL A3.1.3 Binomial System Questions question 1 — IB Biology HL

Identify the total number of different genera named in the table.

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