What do the cysts of brine shrimps, resurrection fern and the tardigrades have in common?

Differences between compact bone and cartilage

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.

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?