Gel electrophoresis is a technique used to separate DNA fragments according to their size. This is from Khan academy so I believe it is reliable.
Temperate grasslands are composed of a rich mix of grasses and forbs and underlain by some of the world’s most fertile soils. Since the development of the steel plow most have been converted to agricultural lands.
Answer:
1st one is no, i think the second is no
Explanation:
hypothesis is an if-then statement and predictions are made based off the hypothesis
hypothesis ex: "if you get at least 6 hours of sleep, [then] you will get better grades on tests than if you get less sleep."
prediction: "i will get a lower grade if I get 2 hours of sleep than I will if I get 6 hours of sleep"