Needed materials 1.Cups with sprouted bean plant--4
2.Marker
3.Ruler
4.Water

Procedure -
Step1 -Gather your material and choose to investigate water or sunlight as a limiting factor.
Step 2-Make a hypothesis related to the limiting factor and the bean plants.
Step3- Plan a two-week investigation to test your hypothesis. Decide the steps of your procedure.
Step 4-Set up your experiment according to the procedure.
Step 5 -On a separate sheet of paper make a data table and record data according to your plan.

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.

Is becoming less expensive to screen blood samples for dna certain diseases have genetic basis what is possible ethical concern about the availability of inexpensive dna testing

Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution