Camren designed an experiment to determine which type of soil absoros the most water. To ensure that experiment results in valid data, each container must... A:contain the same amount of soil B:contain soil from the same place ​

If this was me, i would want to test different soils to see each result, and i would want it to be precisely the same amount of soil (about 30% of a Glass Cup)

Explanation:

i explained in my answer above,

Also is this a project?

not the best question format lol but what i think might as scale color is controlled by a single gene with two alleles, the green allele and the yellow allele. when moths that are homozygous for green scales are mated with moths that are homozygous for yellow scales, 100% of the offspring have green scales.