Answers2025-2026_MDCPS_2000315_Biology_1_A-CRCumulative Exam — Cumulative examQuestion 40
40
QuizMultiple Choice

Cumulative Exam — Cumulative exam

Question 40 • 2025-2026_MDCPS_2000315_Biology_1_A-CR

What observation led researchers to propose that chloroplasts evolved from cyanobacteria?

Answer
A
Both produce proteins.
B
Both contain mitochondria.
C
Both provide structure to cells.
D
Both perform photosynthesis.
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