A virus can be inside a body without showing up
D. To reduce the chance of error.
Doing an experiment multiple times will reduce the likelihood of it having an error.
Answer:
the symbol for nitrogen is N
Explanation:
The shape of an enzymes active site fits the shape of a certain molecule that is affected by the enzyme. It's like a puzzle piece fitting into another puzzle piece. The molecule in the reaction being catalyzed fits into the enzyme. Hopefully this helps, this is how I was taught