Match the Gram stain characteristic to the organism it BEST describes.
Select the correct match for each item from the drop-down box
| Branching, long, thin filamentous gram-positive rods; tend to stain with a beaded, gram-variable pattern |
| Gram-negative diplococci with adjacent sides flattened (coffee bean shaped) |
| Gram-positive cocci in clusters and tetrads |
| Small, palisading gram-positive rods demonstrating a picket-fence arrangement |