Ineed to finish this question 20 points
how can a three-foot long section of dna fit in the nucleus of one cell?

How does land development destroy ecosystems? it increases human carrying capacity too rapidly. it converts them into residential or agricultural areas. it forces humans to import non-native plants and animals. it expands the natural range of native wildlife species.

Which of the following occurs most often in a population when genetic variation and overproduction are present? some organisms have a lower reproductive success than others. some organisms have a higher reproductive success than others. some organisms have no reproductive success. some organisms do not have genetic variation.

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?