Ascientist working in a lab wants to determine the precise ph of a solution. which tool should the scientist use to measure ph?

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

Research question: why are the carrots that grew on the left side of the garden larger than the carrots that grew on the right side of the garden? which hypothesis is based on this research question? a comparison of people with gardens to people without gardens will show who is likely to live longer. b. carrots are thought to be good for your eyesight and should be eaten regularly. c. carrots that are provided lots of sunlight grow to a larger size than carrots grown in the shade. d. eating fresh vegetables every day is a healthy thing to do.

Knowing the importance of the essential elements, why would someone chose a diet that does not address all of them?