1 strogon 2 iodine 3 twenty 4 the products 5 ab_ _>a+b
Because some bacteria is bad so it can cause illnesses and diseases and some are good.
<span>they both have a question, make a hypothesis, test the hypothesis, and both collect and analyze data and come to a conclusion </span>
That would be A. Reason being the most energy can carry the most sediment as well as collecting it along the way.
Hope this helped :)
B - the food it obtains!
Hope that helps!