Which statement best describes complex carbohydrates? Complex carbohydrates have chemical bonds that cannot be broken.

Complex carbohydrates are composed of unbranched ring structures.

Complex carbohydrates are inorganic compounds.

Complex carbohydrates are made of many simple carbohydrates linked together.

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.

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture

Which of the following do all living things have in common