Southern copperhead snake venom contains a protein called disintegrin. disintegrins bind to a class of membrane receptors called integrins. platelets use integrin receptors to aggregate at a site of tissue damage. why does the snake venom contain this molecule?

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.

Which was not a reason why canals were built in florida