explain how you would have to change the experimental set up (electric field strength, drift chamber length, and or buffer gas pressure) to measure the mobility of an ion with opposite chareg

Imagine that you have produced several versions of lactase, each of which differs from normal lactase by a single amino acid. describe a test that could indirectly determine which of the versions significantly alters the three-dimensional shape of the lactase protein.

Apush or pull that moves or changes and object when to objects touch

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?