According to the image below, which season is about to begin in the southern hemisphere? Summer
Autumn
Winter
Spring

Why does the skin of your finger shrink when you wash clothes for a long time?

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?

Which of the following best explains the changes in biodiversity shown in the graph?