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22 Cards in this Set
- Front
- Back
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What is osmosis? |
The diffusion of a solvent such as water through a selectively permeable membrane. |
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What is the plasma membrane of a cell and what does it do? |
The outer boundary of the cell which acts as a selectively permeable barrier |
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What is cytoplasm and what does it do? |
The intracellular Fluid packed with organelles. |
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What is a nucleus do? |
In organelle that controls cellular activities |
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What is mitochondria? |
The powerhouse of the cell, providing most of the ATP |
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What are ribosomes? |
Sites of protein synthesis |
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What is the endoplasmic reticulum? |
An extensive system of interconnected tubes and parallel membranes inclosing fluid filled cavities |
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What is the Golgi apparatus? |
Its major function is to modify concentrate and package the proteins And lypids made at the rough ER and package for export from the cell |
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What are peroxisomes? |
They neutralize free radicals |
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What are lysosomes? |
-Digesting particles particularly ingested bacteria viruses and toxins;
-Degrading stress or dead cells;
-Performing metabolic functions such as glycogen breakdown and release,
-Breaking down bone to release calcium ions into the blood |
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Define early prophase (mitosis) |
The chromatin coils and condenses forming bar like chromosomes |
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Define late prophase (mitosis) |
The necular envelope breaks up allowing the spindle to interact with the chromosomes |
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Define metaphase (mitosis) |
The 2 chromosomes are at opposite poles of the cell |
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Define anaphase (mitosis) |
The central mirrors of the chromosomes split simultaneously, Each chromatid now becomes a chromosome in its own right |
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Define telophase (mitosis) |
The cell is pretty much wrapping up dividing |
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What is the difference between mitosis and meiosis? |
Meiosis has 2 rounds of genetic separation, and cellular division While mytosis has one of each. |
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Where can simple squamous epithelium be found? |
Air sacs of lungs or lining of heart blood vessels and lymphatic vessels |
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Where can simple cuboidal epithelium be found? |
Kidney tubules Or the ovary surface |
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Where can simple columnar epithelium be found? |
In the lining of the digestive track from the stomach to the rectum |
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Where can the pseudo stratified columnar epithelium be found? |
Most of the upper respiratory tract And and males sperm carrying ducts and ducts of large glands |
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Where can stratified squamous epithelium be found? |
Voice linings of the esophagus, mouth, and vagina |
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Where can transitional epithelium be found? |
Lines the ureters, bladder, and part of the urethra |
