Question 20 of 30 If a scientist's data are contaminated, what is the best course of action?
A. The scientist should restart the experiment at a step prior to
contamination.
B. The scientist should draw conclusions based on the contaminated
data
C. The scientist should continue with the experiment and hope for
the best.
D. The scientist should change the hypothesis to take the
contamination into consideration,

Talking listening and reacting non verbally are all part of communicating

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.

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure