How many chromosomes do most prokaryotes usually have

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.

Several billion years ago which gas was the least prevailant in the atmosphere

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm