Nucleus Life’s Inner Community Eukaryotic Cells have…
Dec 18, 2015
NucleusLife’s Inner Community
EukaryoticCells have…
NucleusLife’s Inner Community
cytoplasm Side
The _______________ is a double membrane.
nuclear pore
nuclear envelope
nucleoplasmnucleolus
Within the nucleoplasm is a mass of chromatin fibers and the nucleolus.
Life’s Inner Community Nucleus
Life’s Inner Community Nucleus
Within the nucleus is found chromatin and a structure called the nucleolus. Chromatin is DNA in its active form. It consists of DNA looped around histone proteins.
The nucleolus is a knot of chromatin. It is the nucleolus that manufactures ribosomes.
Life’s Inner Community Nucleus
Life’s Inner Community Nucleus
During cell division the nucleus takes on a different appearance.
Cytoplasm The term cytoplasm refers to everything between the cell membrane and the nuclear envelope.
Cell membrane/wall
Life’s Inner Community
The term hyaloplasm refers to only the fluid part of the cytoplasm.
Cytoplasm
The cytoplasm consists of primarily of water, salts (ions), organic monomers and polymers, the building blocks of large macromolecules. It also contains various organelles as well as dissolved gasses and nutrients.
Life’s Inner Community
OrganellesLife’s Inner Community
Gk: Organon – tool, ella – small
Besides having a nucleus, what sets eukaryotic celled organisms apart from prokaryotic organisms is that they have tools!organelles !
Endomembrane System of Cytoplasmic Organelles
Energy ConvertingCytoplasmic Organelles
“When you come to a in the road… take it!” Yogi Berra
Life’s Inner Community
Cytoskeleton System and related structures
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