All of the following may begin an ice age except a. volcanic eruptions b. earths revolution around the sun c. clustering of continents near the poles d. an increased amount of dust particles in earths atmosphere

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

What is the relation ship between structure and function in an organism

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.