One thing a branching tree diagram shows is the blank in which specific characteristics may have evolved

Deer cave cannot support photosynthesis is as not enough sunlight is present. in spite of this, it still has a complex food chain. what is the energy foundation of this food chain?

All annelids and arthropods have a blank body plan . unlike annelids, arthropods also have blank . the circulatory system of annelids is blank , while circulatory system of arthropods is blank .

What are the three different shapes or structures shapes or structure of carbon-based molecules?