How would you expect a piece of DNA consisting of 500 base pairs and one consisting of 250 base pairs to behave during gel electrophoresis?

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass

Iwill make you brainliest pleeze answer this fast i have to turn it in really soon brainliest promise easy question 6th grade ! a weather map shows a high pressure system with circles around it. what does this mean? a) an occluded front b) areas of equal altitude c) areas of equal pressure d) a stationary front