The “Claim” (in CER) best matches which part of the scientific method?

What makes the results of a scientific experiment accurate? a) having multiple trials b) lacking any supporting data c) working in a lab d) using a hypothesis that is always true

Which greenhouse gas is emitted when burn fossil fuels for energy? a.nitrogen b.oxygen c.carbon dioxide d.helium

Can a trait be both polygenic and have multiple alleles? explain why or why not.