Multiple choice

Directions: Fill in the blank with the most appropriate from the given options.

Haemoglobin facilitates metabolism among living organisms as it helps the constituent body cells _____ more of oxygen.

  1. for absorbing

  2. absorb

  3. to absorb

  4. absorption of

  5. to the absorption of
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

 'Absorb' means 'to take in' so 'to' cannot be used with 'absorb'. 

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