How do scientists communicate the results of investigations?

a. by publishing articles in scientific journals

b. by giving talks at scientific conferences

c. by exchanging e-mails

d. all of the above

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

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.

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.