The rock cycle includes all of the steps except which of the following?
a. magma or lava cools.
b. sediments melt deep beneath earth’s surface.
c. extreme heat and pressure form metamorphic rocks.
d. rocks at earth’s surface are broken down into smaller pieces

Organisms within a population must compete for resources to survive

What is the role of the phospholipid belayer in cellular transport in living cells

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.