Briefly explain why experiments having faulty design or inconsistent data are problems for scientists. list several reasons.

In dna, only the_ varies from one nucleotide to another. base phosphate sugar amino acid

Invasive species are one of the major threats to biodiversity. these species multiply quickly and compete with native species for food, sunlight, spac and other resources. on the map, determine the area where native species will have limited resources available to them due to invasion threat from invasive species threat very low low medium high very high

In what for do plants utilize nitrogen? why do they need nitrogen?