Because havee a especial character who acn do thant
Answer:
Observation
- You watch to see the passengers in cars that pass...
Classification
- To investigate different types of matter, students are asked to seperate items on the table...
- A titration is used to determine the pH...
Experimentation
- You mix two aqueous solutions together...
- A wooden splint is placed above a test tube...
- To determine the activity series, several metals and solutions containing those metals are used...
Explanation:
I abreviated the text in each box, but you should get the gist of which belongs in which categories. Let me know if you need further explanation on what warrants classification in the observation, classification, and experimentation categories.
Cytosine<span> can form three </span>hydrogen bonds<span> with guanine.</span>
Give brainliest to the person who first answered it he deverves it