The phrase "and this demonstrates" is correct and usable in written English.
You can use it to indicate that a previous statement or evidence supports a conclusion or point being made.
Example: "The data collected over the past year shows a significant increase in sales, and this demonstrates the effectiveness of our new marketing strategy."
Alternatives: "and this illustrates" or "and this shows".
Bees can be trained to come for food at fixed periods (e.g., every 21 hours), and this demonstrates that they possess some sort of internal clock.
I have long said that the civil service is at its best when it is representative of the society it serves and this demonstrates what we can deliver with a fully inclusive workforce.
"The corrosive properties of the water caused shells of live animals to be severely dissolved and this demonstrates how vulnerable pteropods are," said Nina Bednarsek, formerly of the British Antarctic Survey and now at the US National Oceanic and Atmospheric Administration.
We used the same parameters for all the experiments, and this demonstrates the robustness of our method.
The Bottom Line AmpliTube 2 is as intuitive as the previous version and this demonstrates great planning on the part of IK Multimedia.
I'm currently testing Vivint's system and this demonstrates Vivint — previously APX Alarm — built a scalable system that's clearly going to be well supported.
Trebling tuition fees isn't fair, it wasn't necessary and, as this demonstrates, it isn't financially sustainable, either".
Additionally, citrate was added and this demonstrated that improving the ATP supply had a positive effect on cell growth in the presence of acetoin stress.
The simulations show surprisingly good results with the simple but effective HPC algorithm and this demonstrate the usefulness of application of advanced (predictive) control methods to reactor control.
Agreement between the reviewers was measured using the kappa statistic and this demonstrated 'good to excellent agreement' for both the study selection and data extraction.
A membrane transport protein (SEC61) was also characterised and this demonstrated the utility of the clam sequence data as a resource for examining cold adapted amino acid substitutions.
