| A | B |
|---|
| passages | narrow paths or channels |
| spines | sharp, pointy growths on some plants and animals |
| tropical | having to do with the warm areas of the Earth near the Equator |
| store | to put away for later use |
| throughout | all the way through |
| absorb | to take in or soak up |
| dissolve | to seem to disappear when mixed with liquid |
| clumps | groups or bunches of things especially plants and dirt |
| covering | the outsides of things, usually serving as protection |
| pollen | tiny yellow grains made by flowering plants |
