You will want to focus on the Biology side of agricultural science. Depending on how exactly you'd like to work with the corn genome, it may be better to obtain a biology or bioengineering degree rather than an agricultural science degree. You should also consider that you may require a graduate degree for this work.
Basically it is not. However, there are studies being tiltled as prospective cross sectional study, but these kind fo terms should be used with caution and clear explanation.
The kind of information one should take notes on while they look through their sources should be information that is reliable and useful for their assignment or notes that would help them study.
You should clarify your question. Do you mean what do doctors need to study after becoming a doctor, and/or what do they study in med school, and/or what they study before med school? All of this also depends on your global region.
It depends on what kind of scientist it is. For example, botanists study plants.
study media i guess
You should study politics.
You should probably work on your English before asking questions on a public website.
Neurologists study the nervous system.
u should study science
You should study an organization in order to learn what it does.
you should study for a better education for a better future
You should indeed study medicine if that is your passion. If you do not like medicine do not study medicine.