What are the environmental pressures of the plant the cactus?

The best-known threat comes from human pressures, driven by agriculture, residential, and commercial expansion into cactus habitats. But the worst offender, the scientists were surprised to find, is the illegal trade of cactus plants and seeds, affecting 47 percent of the threatened species.

i'm sorry, but can you list the answers? i cannot with something i don't know the answers to

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chris

her next move would be to use agarose gel electrophoresis to separate the dna molecules of varying length and create a dna fingerprint.