The above image shows legume roots and root nodules. What ar…

The above image shows legume roots and root nodules. What are the two roles of the plant in the root nodule relationship shown in the image, above?  [plantroot] a.  Provide fixed carbon and make leghemoglobin. b.  Provide fixed carbon and make phospholipids. c.  Provide fixed nitrogen and make leghemoglobin. d.  Provide fixed nitrogen and make phospholipids. What is the role of leghemoglobin?  [leghemoglobin] a.  bind carbon b. bind nitrogen c.  bind oxygen d.  bind phosphorus What is the name of the bacteria found in root nodules, such as those shown in the above image?  [bacteria] a.  Rhizobium b.  Rhizoobium c.  Rhizopus d.  Rhizoopus

The image, above, is of Nostoc cells. What is the proper tec…

The image, above, is of Nostoc cells. What is the proper technical term for the larger cell at the end of the arrowhead?  [nostoc] a.  chloroplast b.  gigantocyte c.  heterocyte d.  monocyte What is the function of the larger cell at the end of the arrowhead?  [heterocyte] a.  carbon-fixation b.  nitrogen-fixation c.  phosphorus-fixation d.  sulfur-fixation

The specimen, shown above, was taken from a pig carcass. Wha…

The specimen, shown above, was taken from a pig carcass. What is the name of this agent? [agent] a.  Tania b.  Taenia c.  Tannia d.  Tinia How do humans generally contract this agent?  [transmission] a.  aerosol b.  fecal-oral c.  eating undercooked pork d.  vector-borne Would you eat meat that contained the agent shown in the image? [meat] a.  No way! b.  Yes, uncatagorically! c.  Yes, if the meat was well-cooked.