Their resting stage is a tuber and when growing they have many leaves scattered along the stem but concentrated near the base.
12.
Most of the " Amphidromus " subgenus show resting stages by the deposition of a brown or black radial band called a varix.
13.
In oomycetes, the zygote forms through the fertilization of an egg cell with a sperm nucleus and enters a resting stage as a diploid, thick-walled oospore.
14.
If the LOEMs do represent animal resting stages, this would be consistent with frequent periods of oceanic anoxia in the Ediacaran, which disappear in the Cambrian.
15.
As part of its life cycle, this species produces a resting stage, a dinoflagellate cyst called " Lingulodinium machaerophorum " ( synonym " Hystrichosphaeridium machaerophorum " ).
16.
Afterward, a computer reads the EKG information to select the pictures taken during the resting stage, when the heart is still, so doctors can look for traces of calcium.
17.
Besides sexual reproduction and as a resting stage, the function of an auxospore is the restoration of the original cell size, as diatoms get progressively smaller during mitotic cell division.
18.
Some " Cryptomonas " species may also form immotile resting stages with rigid cell walls ( mitochondria have flat cristae, and mitosis is open; sexual reproduction has also been reported.
19.
The extra layer preserves and protects the resting stages inside from harsh environmental conditions until the more favorable times, such as spring, when the reproductive cycle is able to take place once again.
20.
The varix is a thickened axial ridge, a subcylindrical protrusion, in the whorl, and is formed by considerable thickening of the outer lip during a resting stage in the growth of the shell.
