You load the following DNA samples on a gel: Lane 1: Longer DNA fragment (600 bp)
Lane 2: Shorter DNA fragment (300 bp)
Lane 3: Both DNA fragments (600 bp and 300 bp)
Which of the following pictures best represents what your gel will
look like after 20 min of running the electrical current?

Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton

Notice how they put future which of the clouds shown would indicate a possible future rain storm? a) b) c) d)

Which of the following is a direct benefit of the use of assembly lines in production a. laws against theft fraud and coercion are needed to protect free choice. b. the government needs to plan efficient outcomes. c. competition among producers by itself cannot ensure a wide range of consumer choices. d. works pressure the government to guarantee minimum wages