Which of the following traits make a good index fossil? were plants instead of animals

short-lived as a species

small geographic range

large body size

creative diagnostics provides a protocol for total protein extraction based on ripa which is widely used.

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.