The danger of crops becoming extinct before scientists can study them is A.
future scientists will not have jobs.
B.
only scientists fully understand how useful plants can be.
C.
opportunities for improved crops or new medicines will be lost.
D.
scientists have not yet developed effective classification standards for plants.

What happens when a magniseum ion ia atracked to a chlrene ion

Someone me with this: a mineral' is determined by its actomic structure.

How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.