Web20 Mar 2024 · The ER can be classified in two functionally distinct forms: smooth endoplasmic reticulum (SER) and rough endoplasmic reticulum (RER). The morphological … Web12 Feb 2024 · The endoplasmic reticulum can either be smooth or rough, depending on the presence or absence of ribosomes. Ribosomes are small, round organelles that make proteins for the cell. They are...

Ribosome British Society for Cell Biology - BSCB

Web20 Mar 2024 · The ER can be classified in two functionally distinct forms: smooth endoplasmic reticulum (SER) and rough endoplasmic reticulum (RER). The morphological distinction between the two is the presence of protein-synthesizing particles, called ribosomes, attached to the outer surface of the RER.The functions of the SER, a … Web30 Jun 2024 · Smooth endoplasmic reticulum, abbreviated sER, lacks ribosomes and thus appears smooth under a microscope. Its functions vary among cell types. For example, sER in cells of the liver have detoxifying functions while sER in cells of the endocrine system mainly produce steroid hormones. explain what causes a heart attack

Nucleus and ribosomes (article) Khan Academy

Web30 Jun 2024 · The production and storage of lipids take place in the smooth endoplasmic reticulum (SER), a kind of endoplasmic reticulum composed of tubular vesicles without an outer ribosome membrane. The endomembrane system includes the smooth ER, which generates important structural lipids such as cholesterol and phospholipids. WebAll eukaryotic cells contain most of the various kinds of organelles, and each organelle performs a specialized function in the cell. Organelles described in this section include ribosomes, the endoplasmic reticulum, the Golgi complex, vacuoles, lysosomes, mitochondria, and the plastids of plant cells. WebThe smooth endoplasmic reticulumfunctions in many metabolic processes. It synthesizes lipids, phospholipids as in plasma membranes, and steroids. Cells that secrete these … explain what causes day and night on earth