A nerve root is the base of a nerve at the point that it exits the central nervous system. The main conditions that affect nerve...
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First, opposing morphogen gradients establish the basic plan for cortex (anterior-posterior) or spinal cord (dorsal-ventral) patterning and provide instructive signals for the expression of complementary sets of transcription factor activators and repressors, which in turn define distinct neural progenitor...
Optical information for the shapes of surfaces is given by the ratio of azimuth to elevation. Flat surfaces such as the ground have a linear to quadratic ratio. Increase the ratio and hills are seen. Decrease it and the surrounds are a bowl. Sudden changes in the ratio indicate changes in...
earth. They have huge benefits for both humans and animals. A plant is made up of numerous parts. Distinct parts serve different purposes. The shoot system refers to the portion of the plant that protrudes above ground level, whereas the root system refers to the portion buried beneath the ...
The ear is a very critical part of human beings. What other sensory function does it provide apart from hearing? Identify the cranial nerve from its embryonic origin and the type of innervation that it carries: Ventral root; general sensory only ...
There are two main cavities: The dorsal cavity which is further subdivided into the cranial and vertebral cavities. The ventral cavity which is...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
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The prevailing view is that animals mainly have sex to reproduce. Until recently, therefore, scientists assumed that animals were relentlessly heterosexual. This is the message conveyed by countless zoos, wildlife documentaries, books and films. Think Ma
- The cortex in a monocotyledon root consists of two main parts: -Outer Part (General Cortex): Similar to the dicotyledon stem, this region serves primarily for storage and may also provide some structural support. -Inner Part (Endodermis): Like in the dicotyledon stem, this is a single la...