Which of the following statements is consistent with the principle of competitive exclusion? a. bird species generally do not compete for nesting sites. b. the density of one competing species will hace a positive impact on the population growth of the other species c. two species with the same fundamental niche will exclude other competing species. d. even a slight reproductive advantage will eventually lead to the elimination of the less will adapted of two competing species. e. evolution tends to increase competition between related species.

An easy way to calculate the amount of energy available at each level is to what?

Why is it incorrect to say that mitochondria function only as energy factories with cell

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.