Two organisms that are mostly related

The image shows embryos of three vertebrate classes

Use the drop-down menu to match the following definitions to the corresponding terms. the total variety of organisms that live in the biosphere a group of organisms that breed and produce offspring that can breed all of the biotic and abiotic factors in an area

What kind of crystalline solid is graphite? o a. molecular solid b. metallic solid o c. network solid d. ionic solid