Assume that some members of an aquatic species of motile, photosynthetic protists evolve to become parasitic to fish. they gain the ability to live in the fish gut, absorbing nutrients as the fish digest food. overtime, which of the following phenotypic changes would you expect to observe in the population of protists?
a.) gain of meiosis
b.) loss of mobility
c.) loss of chloroplasts
d.) no changes would be expected
e.) gain a rigid cell wall

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.