Summary

These notes cover cellular anatomy, defining organelles like the nucleus, endoplasmic reticulum, and mitochondria. It explains their functions in the cell and differences between plant and animal cells. The document is a good resource for understanding basic biology concepts.

Full Transcript

Notes - Cellular Anatomy Organelles – These are the individual ___organs_____________ of a cell. Nucleus – found in the __nuclear_________ __membrane____; ___control____ center of the cell; responsible for ___reproduction____, (contains _DNA_____ – the hereditary material). Nuclear Envelope – the...

Notes - Cellular Anatomy Organelles – These are the individual ___organs_____________ of a cell. Nucleus – found in the __nuclear_________ __membrane____; ___control____ center of the cell; responsible for ___reproduction____, (contains _DNA_____ – the hereditary material). Nuclear Envelope – the membrane surrounding the __nucleus_________; it is ____porous_______. (these are called nuclear pores) Nucleolus – located inside the ____nucleus________; manufactures ___ribosomes______. Ribosomes – are organelles that produce ___proteins___________. They are located in either the Cytoplasm or the ___rough___ __endoplasmic_______ ____reticulum__________. Cytoplasm – everything between the __cell__ ____membrane_______ and the __nucleus__. Endoplasmic Reticulum – connects the ___nuclear____ __membrane____ to the cell membrane; used for cellular ____transport_________ (movement of ____cell products____) Rough ER – Processes the ___proteins___________ Smooth ER – Processes ___lipids_________ and ___carbohydrates_________________ Mitochondria – the ____power________ source of the cell. Chloroplasts – these are found in _____plant_______ cells. This is where _____photosynthesis____ occurs. Golgi Apparatus – Packages and ____secretes__________ cellular ___products_____________. Lysosomes – _______enzyme_________-coated organelles used for cellular __digestion_____. Chromatin – strands of _____genetic________ ___material_________ that will eventually form _______chromosomes____________ prior to cellular reproduction. Vacuole – The primary function is for __storage_____________. Plants have one large __central_______ ____vacuole______ used to store water. Cell Membrane - This ___regulates____________ what enters or exits a cell. Cell Wall – The function is to provide ______structure or support__ for the cell. ___animal___________ cells do not have cell walls. ___plants___________, __fungi___________, and _____bacteria_________ do have cell walls, but they are all designed differently from each other. Centrioles – T shaped or barrel shaped structures that are used to pull chromosomes apart during cell division. Plants do not have centrioles, but they have similar structures called centrosomes that essentially do the same thing.

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