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Cells and Tissues

Horizontales
Includes those ATP-requiring processes that take up extracellular substances by enclosing them in a small membranous vesicle.
Is semitransparent fluid that suspends the other elements.
The material between adjoining cells; especially important in connective tissue.
Cube-shaped like dice.
Receive and conduct electrochemical impulses from one part of the body to another. Irritability and conductivity are their two major functions.
Are attracted to water, the main component of both the intracellular and extracellular fluids.
Are highly specialized to contract, or shorten to produce movement.
More than one layer of cells.
Are impermeable junctions that encircle the cells and bind them together into leak-proof sheets.
Powerhouse of the cell
Is the lining, covering and glandular tissue of the body.
During which the cell reproduces itself.
The process by which water and solutes are forced through a membrane by fluid, or hydrostatic pressure.
In this short stage, the chromosomes cluster and line up at the metaphase plate (the center of the spindle between the centrioles).
The centromeres that have held the chromatids together split.
Verticales
Nonliving material in connective tissue consisting of ground substance and fivers that separate living cells.
Are the metabolic machinery of the cell.
Occurs first and results in the formation of two daughter nuclei with exactly the same genes as the mother nucleus.
Are tiny, fingerlike extensions of the plasma membrane that project from an exposed cell surface.
Are tiny, bilobed, dark bodies made of proteins and one variety of RNA.
The lower surface of an epithelium rests on a structure less material secreted by both the epithelial cells and the connective tissue cells.
Like a blueprint that contains all the instructions needed for building the whole body.
Are chemical substances that may or may not be present, depending on the specific cell type.
Groups of cells that are similar in structure and function.
Forms the cushionlike disks between the vertebrae of the spinal column.
When a cell is not dividing, its DNA is combined with protein and forms a loose network of bumpy threads This is scattered throughout the nucleus.
Diffusion of water through a selectively permeable membrane such as the plasma membrane.
Retain their ducts, and their secretions empty through the ducts to the epithelial surface.
Sometimes called osseous tissue, is composed of osteocytes sitting in cavities called lacunae.
Are whiplike cellular extensions that move substances along the cell surface.