Question

19 what is the role of peer review in scientific research? a to ensure that research findings hold up to scrutiny and were conducted ethically b to collect data from a single source c to allow research to be published without scrutiny d to bypass ethical considerations in research 20 what is the correct way to handle a chemical you have never used before? a mix it with other chemicals to see what happens b pour it down the sink after use c assume its safe and use it d consult the material safety data sheet (msds) 21 which of the following actions could compromise data integrity in a research study? a performing regular data backups b storing data securely c accurately recording observations d fabricating experimental results 22 what should be done after collecting data in an experiment? a analyze the data b observe more phenomena c formulate a hypothesis d change the control group 23 what is the final step in the hypothesis testing process? a communicating the results

Explanation:

1. Peer - review checks research for validity and ethics.
2. MSDS provides safety info on chemicals.
3. Fabricating results distorts data integrity.
4. Analyzing data follows data collection in an experiment.
5. Communicating results is the last step in hypothesis - testing.

Answer:

1. A. To ensure that research findings hold up to scrutiny and were conducted ethically
2. D. Consult the Material Safety Data Sheet (MSDS)
3. D. Fabricating experimental results
4. A. Analyze the data
5. A. Communicating the results