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Intercellular attachments are different kinds of attachments that keeps cells together. There are:Occluding junction form a barrier that isolates the basolateral surfaces and deeper the tissuses from the contents of the lumen.An Adhesion belt locks together the terminal webs of the neighboring cells, strengthening the apical region and preventing distortion and leakage at the occluding junction.Gap junction permits chemical communication that coordinates the activities of adjacent cells. Desomosomesprovides firm attachment between neighboring cells by interlocking their cytoskeletons.
The cilia are tiny, hair-like structures found on the surfaces of cells. They are involved in various functions such as movement or sensing the environment.
Epithelial cells form a monolayer with closely placed cells with tight junctions between that make them either impervious OR semi-permiable depending on the tissue. Hence, their design is ideally suited for ther function.
The threadlike structures are called rhizoids.
Prokaryotes use structures called pili or fimbriae to attach to surfaces. These are hair-like appendages that help prokaryotes adhere to various surfaces, including other cells or inanimate materials. Pili can also be involved in processes such as motility and DNA transfer between cells.
Intercellular attachments are different kinds of attachments that keeps cells together. There are:Occluding junction form a barrier that isolates the basolateral surfaces and deeper the tissuses from the contents of the lumen.An Adhesion belt locks together the terminal webs of the neighboring cells, strengthening the apical region and preventing distortion and leakage at the occluding junction.Gap junction permits chemical communication that coordinates the activities of adjacent cells. Desomosomesprovides firm attachment between neighboring cells by interlocking their cytoskeletons.
The cilia are tiny, hair-like structures found on the surfaces of cells. They are involved in various functions such as movement or sensing the environment.
The apical surface does not have any cell junctions because it is a free surface exposed to things that are not epithelial cells. The lateral surfaces of an epithelial cell, which face the adjacent cells on either side contain tight junctions, adherens junctions, desmosomes and/or gap junctions. The basal surface of an epithelial cell adhere to extracellular materials like the basement membrane. Hemidesmosomes anchor the epithelium to the basement membrane in the basal surface.
The horse's hoof functions to support the horse's weight, absorb shock while moving, provide traction on different surfaces, and protect the sensitive structures inside the hoof, such as the coffin bone and the laminae.
capillaries
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Epithelial cells form a monolayer with closely placed cells with tight junctions between that make them either impervious OR semi-permiable depending on the tissue. Hence, their design is ideally suited for ther function.
The specialization at apical surfaces of epithelium includes microvilli, cilia, or stereocilia, which are involved in functions such as absorption, secretion, or movement of substances across the epithelial layer. These structures increase the surface area for better absorption and provide a way for the epithelial cells to interact with their environment.
No, ladders are not ramps. Ladders are vertical structures used for climbing up or down, while ramps are sloped surfaces used for accessing different levels. They serve different purposes and are designed differently to accommodate their specific functions.
Microbial mats and sediment layers are typically found on the outer surfaces of stromatolites. These structures are formed by the trapping and binding of sediment particles by microbial communities, resulting in layered structures visible on the surface.
Minimalism is the paring back to the essentials or minimums. In architecture, this involves removing anything applied or decorative, leaving plain smooth surfaces with unadorned or unemphasized connections and junctions.