Different cells of the body owe their specialized structures and functions to different genes.
The sporophytes, however, are not microscopic and are often borne on specialized structures.
Many specialized structures on the bodies of insects seem to have a sensory function.
Organelle, any of the specialized structures within a cell that perform a specific function (e.g., mitochondria, ribosomes, endoplasmic reticulum).
The movement is caused by changes in water pressure in specialized structures at the base of the petioles and leaflets.
The sporangia may be borne in specialized structures, such as sori in ferns or as cones (strobili) in many other pteridophytes.
The sporangia may be borne in specialized structures such as sori in ferns, cones (strobili) in some pteridophytes and most gymnosperms, or flowers in angiosperms.
At the terminal of the axon, and sometimes along its length, are specialized structures that form junctions with other neurons and with muscle cells.
The nature of the process and of the specialized structures developed for waste disposal vary greatly with the size and complexity of the organism.
All of the activities performed by organelles also take place in bacteria, but they are not carried out by specialized structures.
Pollen tubes are rapidly growing specialized structures that elongate in a polar manner.
