What type of appendages (jointed, not jointed, or absent) do cnidarians have

According to the theory of punctuated equilibrium, at what rate does speciation occur? species change depending on the rate of natural selection. after periods of stasis, new species evolve relatively rapidly. species change slowly and eventually form new species. some species change quickly and others change slowly to balance the overall rate.

At which location in earth’s interior does the top density continue to increase as thickness decreases?

Works together in the synthesis, modification, packaging, and transport of lipids and proteins