Labelled diagram of lysosomes

Lysosomes are membrane-bound organelles and the area within the membrane is called the lumen which contains the hydrolytic enzymes and other cellular debris. Lysosomes are globular or granular in appearance of 02-05µm size without any characteristic shape or structure.

Transportation of food material water and minerals in the body of a living organism.

Labelled diagram of lysosomes. Lysosomes are membrane-bound organelles and the area within the membrane is called the lumen which contains the hydrolytic enzymes and other cellular debris. The diagram below shows the lysosome structure within a cell. Lysosome diagram showcasing enzyme complexes within the single-walled membrane.

Lysosomes are globular or granular in appearance of 02-05µm size without any characteristic shape or structure. These are bounded by a single lipoprotein membrane containing enzymes in crystalline form. The enzymes present are phosphatase nuclease lipase protease glycosidase sulfates amylase.

Primary lysosomes or proto- lysosomes are newly produced organelles bounded by a single membrane and believed to be derived from the trans face of the Golgi apparatus. Although varying somewhat in size primary lysosomes are typically about 100 nm in diameter. Lysosomes Lysosomes are vesicles that break off from the Golgi apparatus.

It varies in size and function depending on the type of cell. Lysosomes contain enzymes that help with the digestion of nutrients in the cell and break down any cellular debris or invading microorganisms like bacteria. Lysosomes are membrane-bound organelles that are found in the cytoplasm of both plant and animal cells.

The word lysosome was derived from two Greek words lysis which means destruction or dissolution and soma which means body. Lysosomes were discovered in 1949 by a Belgian cytologist Christian de Duve. Lysosomes are enzyme sacs that break down cellular waste they process cell digestion.

They can take substances from outside of the cell and cellular waste and turn them into simple compounds. The compounds are then transferred into the cytoplasm where they can be used as a cell building material. Endosomes allow the sorting and delivery of internalized materials from the cell surface and transport of materials to the Golgi or the lysosomes.

Golgi Apparatus Golgi Complex Golgi Body The Golgi Apparatus is the cell organelle mostly present in eukaryotic cells which is responsible for the packaging of macromolecules into vesicles so that they can be sent out to their site of action. Lysosomes and Peroxisomes Made by. Lysosomes Lysosomes are membrane bound organelles that contain digestive enzymes.

They are found in eukaryotic cells primarily animal cells and plant cells. The primary function of lysosomes is extracellular and intracellular digestion at acidic pH. The lysosomes then fuse with membrane vesicles that derive from one of three pathways.

Endocytosis autophagocytosis and phagocytosis. In endocytosis extracellular macromolecules are taken up into the cell to form membrane-bound vesicles called endosomes that fuse with lysosomes. Lysosomes are small round membranous vesicles formed by Golgi bodies.

They contain a group of digestive enzymes. The lysosomes function is to get rid of worn and senile cells and organelles which no longer have benefits. Membrane-bound organelle and their main function is the removal of worn-out organelles and other waste from the body.

It is surrounded by tonoplast and the main function is Storage and maintenance of turgidity of the cell. They are membrane-bound and have their DNA. The diagram above shows a animal cell like a liver cell which contains many ribosomes rough endoplasmic reticulum rER lysosomes Golgi apparatus many mitochondria and the nucleus.

Liver cells contain many mitochondria for energy and rough endoplasmic reticulum with ribosomes for. Endoplasmic Reticulum ER is the tubular membrane inside the cytoplasm of the cell. Also ribosomes cover their surface.

Besides the ER has both smooth and rough surface. In addition they help in the transportation process. Transportation of food material water and minerals in the body of a living organism.

Within the lysosomes D. Within the cytoplasm 16a. Draw a labelled diagram of a prokaryotic cell.

Bacteria are prokaryotes that sometimes act as pathogens. Describe how the body can defend itself against pathogens. Draw a labelled diagram of the fluid mosaic model of the plasma membrane.

Total 5 marks 3. The drawing below shows the structure of a virus. I II 10 nm a Identify structures labelled I and II.

Probably animal because of the lysosomes. 2 max 6 10. A Must have both for 1.

If one were ever called upon to draw a labelled diagram of this thing it would be important to label it with the following components. Outer nuclear membrane which is continuous with the endoplasmic reticulum. Inner nuclear membrane which wraps around the nucleoplasm and which contains pores openings into the outer membrane.

3 Areas outside the box will not be scanned for marking 1 b Name one organelle shown in the diagram that would be present in a prokaryotic cell. 1 mark 1 c The internal structure of organelle B can be seen using an electron microscope but not with a light microscope. Click hereto get an answer to your question Draw a labelled diagram of an animal cell.

Describe the structure and give the name of four cell organelles. 1 Mitochondria 2 Ribosomes 3 Lysosomes 4 Endoplasmic reticulum.