This will be done on scratch paper and submitted.   Draw 3 bacterial cells; one in a hypertonic, one in an isotonic, and one in a hypotonic environment. Please also indicate the direction of water movement and include solute concentrations in the cell and in the environment (these can be round numbers 5, 10, 15, 20…etc.).

 A protein kinase

All cells have internal structures that move.

Describe photorespiration and the evolutionary adaptations plants have made to deal with this wasteful pathway.  

Which of the following represents a unlikely sequence of sleep stage transitions in humans?

Describe the endosymbiotic theory of mitochondrial origin.

To improve bony detail on a radiograph, what could a technologist do?

Which one of the following sets of technical factors will result in an image with the least amount of motion blur?mA      time  (s)          kV

Membrane phospholipids have hydrophilic heads that face the center of the membrane and are shielded from water.

Which brain area is known to be involved in initiating REM sleep?