Choose four everyday objects from a group and draw a cladogram. For example, you could create a cladogram of the following four computer data storage devices: floppy disk, DVD, 2 GB USB key, 2 GB SD card. Choose your own group or use objects from one of the following groups: automobiles, things with engines, hair care products, or cleaning supplies. Draw your cladogram using the drawing tools provided in Word or with pencil and paper

What materials must dams have to produce electricity, and what must occur?

If a force of 40 newtons moves a cart a distance of 9 meters, the work done is nm. if the same force moves the same cart three times that distance, the work done is nm.

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?