How to describe the androecium and gynoecium of tuberose (polianthes tuberosa) and lily (spider lily)? lily has how many calyx?

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism

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

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales