When we perform a study, we test a specific hypothesis to see whether our hypothesis is supported by the data or not. If our hypothesis is not supported by the data, then we can argue that a specific argument (that would be important for this hypothesis) does not have a claim in scientific research.
This is more broadly meant though. Usually you need to perform multiple studies and test multiple hypothesis to be able to critique a scientific argument and see whether the claims it makes and the predictions it makes hold up in scientific research.
The middle question is the nucleus, transcription takes place in the nucleus while translation happens in the cytoplasm
If you're looking for a quote regarding using sunlight as a source or energy, a quote by Maria Telkes would be '"Sunlight will be used as a source of energy sooner or later..." she said. "Why wait?"'
The process in which the plant's prepare there food in the presence of light is called photosynthesis. the respiration in which the breake down of sugars into a form which cell can use as a energy is called cellular respiration.
It is intended to increase immunity against that antigen back to protective levels, after memory against that antigen has declined through time.