Summarize the hypothesized early atmosphere and experiments that suggest how the first "cells" may have evolved

Hedgerows have created a new ecosystem within britain’s a. farms b. cities c. forests d. industrial areas

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?