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  • Sentence Completion (Word Based)
  • Directions: Fill in the blank spaces in the question, by ...
Multiple choice

Directions: Fill in the blank spaces in the question, by using the most appropriate option.

The chemicals themselves were __________ of protein and nucleic acid.

  1. pillars

  2. molecules

  3. pests

  4. categories

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

(2) 'Protein and nucleic acid' make molecules.

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