What were the early plants called?

Which of the following birds remained ancient looking in the miocene epoch? a. crows b. owls c. grouses d. none of the above

What is the difference between how ionic and covalent bonds form

Part a - which gene to compare? in this exercise, you will use the cytochrome c oxidase i (coi) gene to investigate relationships among salmon species. (this gene encodes a protein that functions in the mitochondrial electron transport chain.) you will compare the coi gene sequences from your salmon test samples to the standard sequences for each salmon species. in order for the coi gene to be useful for distinguishing among the different salmon species, which three statements must be true?