https://padlet.com/boothemahala2023/stpetes Made with a bold sensibility en-us 2020-12-09 01:27:37 UTC 2025-02-22 14:54:46 UTC hello@padlet.com boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000639535 Important scientists who have contributed to knowledge of cells]]> 2020-12-09 01:32:45 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000639535 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000647528 Robert Hooke was the first person to ever see a cell. Hooke designed a microscope to magnify all sorts of materials. He drew what he observed.       Robert put all of his drawings into a book called Micrographia.]]> 2020-12-09 01:36:33 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000647528 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000654376 2020-12-09 01:40:06 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000654376 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000666642 Schleiden, Schwann and many other scientists at this time, confirmed that cells are the fundamental unit of life. They also confirmed that all living things are made up of cells.]]> 2020-12-09 01:46:29 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000666642 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000675231 Matthias Jakob Schleiden was a German botanist. Theodor Schwann was a German physiologist. Schleiden studied plants and Schwann studied animals.]]> 2020-12-09 01:51:07 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000675231 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000677706 The Cell Theory]]> 2020-12-09 01:52:27 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000677706 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000694330

Cells are the fundamental unit of life

All living things are made up of cells

All cells come from preexisting cells.

]]> 2020-12-09 02:01:51 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000694330 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000707811 Cell diversity and size]]> 2020-12-09 02:09:17 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000707811 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000752185 Outside the living cell]]> 2020-12-09 02:34:08 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000752185 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000752775 All cells have ribosomes and a plasma membrane. ]]> 2020-12-09 02:34:26 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000752775 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000754138 Viewing cells with a microscope]]> 2020-12-09 02:35:07 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000754138 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000757196 2020-12-09 02:36:46 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000757196 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000759998 Prokaryotic Cells]]> 2020-12-09 02:38:09 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000759998 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000760372 Eukaryotic Cells]]> 2020-12-09 02:38:22 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000760372 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000760877 Animal cells]]> 2020-12-09 02:38:39 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000760877 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000761370 Plant cells have a plasma membrane, ribosomes, an endomembrane system, mitochondria, and a nucleus, like animal cells.

However plant cells have things animal cells don’t: a cell wall made of cellulose, vacuoles, and chloroplasts.]]> 2020-12-09 02:38:54 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000761370 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000763624 Plasma membrane is a barrier that separates the inside of a cell from the outside, and controls what enters and exits the cell. It consists of two layers of lipids embedded with proteins. This is also known as a cell membrane. Ribosomes are tiny particles of protein and RNA that translate the information in RNA molecules and uses it to direct the assembly of proteins.]]> 2020-12-09 02:40:12 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000763624 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000763817 Electron microscope

An electron microscope is a type of instrument that uses beams of electrons to illuminate specimens. This can magnify up to a million times. They come in two varies. ]]> 2020-12-09 02:40:18 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000763817 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000764603 Light Microscope

This is a microscope that uses visible light to illuminate specimens. This microscope can magnify up to 1,000 times.]]> 2020-12-09 02:40:46 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000764603 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000780725 Transmission electron microscope

This microscope passes electrons through thin sections of cells or tissue that have been stained for contrast.]]> 2020-12-09 02:49:56 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000780725 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000787477 All Cells......]]> 2020-12-09 02:54:05 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000787477 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000788090 Scanning electron microscope 

This microscope uses electron beams that scatter of the surface of the cells, allowing the examination of the cells and other structures, but only the surface]]> 2020-12-09 02:54:28 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000788090 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000800383 Cell diversity is the differences in sizes of a cell. The cells in your organs aren’t going to be the same size as the other cells.]]> 2020-12-09 03:01:26 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000800383 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000803370 2020-12-09 03:03:10 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000803370 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000804884 2020-12-09 03:04:01 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000804884 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000807841 A microscope is an instrument that magnifies images using light or electron beams.]]> 2020-12-09 03:05:48 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000807841 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000818182 Confocal microscope 

This is a light microscope that uses a laser beam to scan the specimen in slices. This way it can form a three dimensional image.]]> 2020-12-09 03:11:44 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000818182 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000818950 Examples of Prokaryotic cells are bacteria and archaea.]]> 2020-12-09 03:12:13 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000818950 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000823579 2020-12-09 03:15:06 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000823579 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000823713 2020-12-09 03:15:12 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000823713 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000824533 2020-12-09 03:15:41 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000824533 https://padlet.com/boothemahala2023/stpetes/wish/1000841856

organism consisting of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus. 

]]> 2020-12-09 03:26:34 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000841856 https://padlet.com/boothemahala2023/stpetes/wish/1000850854

a microscopic single-celled organism that has neither a distinct nucleus with a membrane nor other specialized organelles. 

• Prokaryotes include the bacteria and cyanobacteria.

]]> 2020-12-09 03:32:57 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000850854 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000856526 Most cells are part of a larger community ]]> 2020-12-09 03:36:52 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000856526 https://padlet.com/boothemahala2023/stpetes/wish/1000858848

Eukaryotes include all living organisms other than the eubacteria and archaebacteria. 

]]> 2020-12-09 03:38:33 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000858848 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000860454 These cells together form tissues 

Tissues - A collection of cells that carry out a specific function and interact with neighboring cells.]]> 2020-12-09 03:39:35 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000860454 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000868828 Cells that form side by side form interconnected epithelial sheets that line internal organs and cover our external surfaces. Epithelial sheets form selective barriers that preform many of the same task as an individual plasma membrane: provide protection, taking up nutrients, exporting wastes and interactions with the environments.


]]> 2020-12-09 03:45:15 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000868828 https://padlet.com/boothemahala2023/stpetes/wish/1000870157 2020-12-09 03:46:13 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000870157 peytonbodnar57 https://padlet.com/boothemahala2023/stpetes/wish/1000872648 Tissue cells secrete an extra cellular matrix. Extra cellular matrix is a mix of proteins and polysaccharides that bind The cells together and gives  the tissue mechanical strength.]]> 2020-12-09 03:47:57 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000872648 https://padlet.com/boothemahala2023/stpetes/wish/1000879249 2020-12-09 03:52:32 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000879249 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000882266 2020-12-09 03:54:31 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000882266 boothemahala2023 https://padlet.com/boothemahala2023/stpetes/wish/1000913169 Animal cells enclosed by a plasma membrane and containing a membrane-bound nucleus and organelles. ]]> 2020-12-09 04:16:06 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000913169 https://padlet.com/boothemahala2023/stpetes/wish/1000914159 Plant cells ]]> 2020-12-09 04:16:45 UTC https://padlet.com/boothemahala2023/stpetes/wish/1000914159