Question

Укажи части клетки икажите их

Answer 1

Внутри клетки ядро, в середине- цитоплазма, а защищает клетку- оболочка

Answer 2

Parts of a Cell and Their Functions

A cell is the basic structural and functional unit of all living organisms. It is composed of various parts, each with its own specific function. Here are some of the main parts of a cell and their functions:

1. Cell Membrane: The cell membrane, also known as the plasma membrane, is a thin, flexible barrier that surrounds the cell. It controls the movement of substances in and out of the cell, allowing nutrients to enter and waste products to exit.

2. Cytoplasm: The cytoplasm is a gel-like substance that fills the cell. It contains various organelles and is the site of many cellular processes, such as metabolism and protein synthesis.

3. Nucleus: The nucleus is often referred to as the control center of the cell. It contains the cell's genetic material, DNA, which carries the instructions for the cell's activities. The nucleus regulates gene expression and controls the cell's growth, reproduction, and other functions.

4. Mitochondria: Mitochondria are often called the powerhouses of the cell. They are responsible for producing energy in the form of ATP through a process called cellular respiration. Mitochondria have their own DNA and can replicate independently within the cell.

5. Endoplasmic Reticulum (ER): The endoplasmic reticulum is a network of membranes that is involved in the synthesis, folding, and transport of proteins and lipids. It can be rough (with ribosomes attached) or smooth (without ribosomes) depending on its function.

6. Golgi Apparatus: The Golgi apparatus is responsible for modifying, sorting, and packaging proteins and lipids for transport within the cell or for secretion outside the cell. It consists of a series of flattened sacs called cisternae.

7. Lysosomes: Lysosomes are membrane-bound organelles that contain digestive enzymes. They break down waste materials, cellular debris, and foreign substances, playing a crucial role in cellular recycling and defense against pathogens.

8. Vacuoles: Vacuoles are membrane-bound sacs that store water, nutrients, and waste materials. In plant cells, a large central vacuole helps maintain cell turgor pressure and stores nutrients and pigments. Animal cells may have smaller vacuoles with specific functions.

9. Ribosomes: Ribosomes are small structures composed of RNA and proteins. They are responsible for protein synthesis, translating the genetic information from the DNA into functional proteins.

10. Cytoskeleton: The cytoskeleton is a network of protein filaments that provides structural support and maintains the cell's shape. It also plays a role in cell movement, cell division, and the transport of organelles within the cell.

These are just a few of the many parts of a cell and their functions. Each part works together to ensure the proper functioning and survival of the cell.

I hope this information helps! Let me know if you have any further questions.