Use the table below to answer the question.

a student wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight.

a: 2cm

b: 4cm

c: 6cm

d: 12cm

what is the mean height for the grass used as a control?

What type of genetic drift would be simulated if all the beans that were not selected died out?

The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a.coral reefs because of the loss of the symbiotic algae living within their bodies b.penguin populations because the fish they eat will move into warmer waters c.mountain-dwelling birds because rising sea levels will relocate their food sources d.large cats in the rainforest because of decreased habitat loss for their prey

Which diagram best represents the chromosomes that would be found in a two new skin cells produced as a result of this process?