How is a scientific hypothesis best evaluated?

a.
by comparing it to the results of a controlled experiment designed to test the hypothesis

b.
by comparing it to other scientific hypotheses for agreement

c.
by polling random members of the public for agreement

d.
by polling scientists in the related discipline and generating a consensus

How many major plates cover the earth

Which of these best describes what occurs during cytokinesis? a) the chromosomes are separated b) the cell begins to divide by replicating the chromosomes c) the cytoplasm is divided between the two new daughter cells d) the nucleus opens to allow the chromosomes to enter the cytoplasm

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat