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AP Biology 3.3.B Conserved Processes and Common Ancestry

Practise AP Biology 3.3.B questions by using conserved pathways and cellular features to explain evidence for common ancestry across domains.

Syllabus
Effective Fall 2025
Course
AP Biology

Exam points

  • use conserved glycolysis or signaling features as evidence of common ancestry
  • explain why shared core pathways across domains support evolutionary conservation
  • identify conserved cellular structures or processes as evidence of common ancestry

3.3.B—Explain how shared, conserved, and fundamental processes and features support the concept of common ancestry for… question 1

[Maximum number: 1]

Which of the following is evidence that eukaryotes and prokaryotes share a common ancestor?

A

All eukaryotes and prokaryotes contain linear DNA.

B

All eukaryotes and prokaryotes contain ribosomes.

C

All eukaryotes and prokaryotes use organic molecules as an energy source.

D

All eukaryotes and prokaryotes are capable of mitosis.

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