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Which substances contain nitrogen? A. proteins B. carbohydrates and fats C. proteins and carbohydrates ​
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5 votes
Which substances contain nitrogen?

A. proteins
B. carbohydrates and fats
C. proteins and carbohydrates ​

User Vivek Doshi
by
5.8k points

2 Answers

3 votes

Answer:

A. Proteins

Step-by-step explanation:

Urea is a by product of protein digestion.

User Marcoow
by
5.5k points
1 vote

Answer:

protiens

Step-by-step explanation:

in protiens in cells have nightogen

User Universal Grasp
by
5.4k points
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