Question

Изучить оссобенности строение животной клетки

Answer 1

Есть ядро, вакуоли мелкие, пластиды отсутствуют, цитоплазма с органоидами, нет клеточной оболочки

Answer 2

Structure of an Animal Cell

The structure of an animal cell is complex and consists of various components that work together to carry out essential functions. Here are the key features of an animal cell:

1. Cell Membrane: The cell membrane is a thin, flexible barrier that surrounds the cell and separates its internal environment from the external environment. It controls the movement of substances in and out of the cell.

2. Cytoplasm: The cytoplasm is a gel-like substance that fills the cell and contains various organelles, such as the nucleus, mitochondria, and endoplasmic reticulum. It provides a medium for cellular processes to occur.

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 cell growth, development, and reproduction. The nucleus is surrounded by a nuclear membrane that regulates the passage of molecules in and out of the nucleus.

4. Mitochondria: Mitochondria are often called the powerhouses of the cell. They are responsible for producing energy in the form of adenosine triphosphate (ATP) through cellular respiration. Mitochondria have their own DNA and can self-replicate.

5. Endoplasmic Reticulum (ER): The endoplasmic reticulum is a network of membranes that extends throughout the cytoplasm. It plays a crucial role in protein synthesis, lipid metabolism, and detoxification of drugs and toxins.

6. Golgi Apparatus: The Golgi apparatus is involved in the modification, sorting, and packaging of proteins and lipids for transport to their final destinations within or outside the cell.

7. Lysosomes: Lysosomes are membrane-bound organelles that contain enzymes responsible for breaking down waste materials, cellular debris, and foreign substances.

8. Centrioles: Centrioles are cylindrical structures involved in cell division. They play a crucial role in the formation of the spindle fibers that separate the chromosomes during mitosis.

9. Cytoskeleton: The cytoskeleton is a network of protein filaments that provides structural support to the cell and helps maintain its shape. It also plays a role in cell movement and the transport of organelles within the cell.

10. Vacuoles: Vacuoles are fluid-filled sacs that store water, nutrients, and waste materials. In plant cells, vacuoles are larger and play a role in maintaining turgor pressure.

These are some of the main features of an animal cell. It's important to note that the specific structure and function of cells can vary depending on the cell type and organism.