1 Grow at an angle toward the next tooth (second molar) 2  Grow at an angle toward the back of the mouth. 3  Grow at a right angle to the other teeth, as if the wisdom tooth is lying down within the jawbone.  Grow straight up or down like other teeth but stay trapped within the jawbone.
Look up lentic in Wiktionary, the free dictionary. A lake ecosystem includes biotic (living) plants, animals and micro-organisms, as well as abiotic (nonliving) physical and chemical interactions. Lake ecosystems are a prime example of lentic ecosystems. Lentic refers to stationary or relatively still water, from the Latin lentus, which means sluggish. Lentic waters range from ponds to lakes to wetlands, and much of this article applies to lentic ecosystems in general.
An ecosystem is a community of living organisms in conjunction with the nonliving components of their environment, interacting as a system. These biotic and abiotic components are regarded as linked together through nutrient cycles and energy flows. As ecosystems are defined by the network of interactions among organisms, and between organisms and their environment, they can be of any size but usually encompass specific, limited spaces. Energy, water, nitrogen and soil minerals are other essenti