Tudy the illustration above. it depicts vertebrates at different stages of embryological development. some species are more closely related than others. which arrangement of the different phyla places the embryos in an order based on relatedness from least to most complex? a) fish, amphibian, reptile, bird, mammal b) amphibian, reptile, mammal, bird, fish c) fish, reptile, mammal, bird, amphibian d) mammal, bird, reptile, amphibian, fish

If the frequency of the p allele is .63 in the population then what is the frequency of the q allele?

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.

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land