Why Human Blood is red in color? What are white blood cells in blood?

In countries like India, where there is untouchability between people, and where there is social division in the form of Dalits and upper castes, there is a lot of talk about the red color. In particular, untouchability is only a way for the powerful to oppress the weak in society. We happily keep dogs inside the house to feed them, drink them, and sleep them, but we keep the people who build houses and temples keep outside as Dalits.

Is this human behavior? No. That's why everyone's blood is red because they want to correct this bad system. They are asking questions. So now let's talk about why human blood is red. Does the upper cast have red and the lower cast have black blood? let's make clear this topic.

Why Human Blood is red in color?

In particular, the color of human blood has become red only because of oxygen. Without oxygen, the color of blood is blue. Our blood cells contain a molecule called hemoglobin, which carries oxygen throughout our body. Hemoglobin is made up of four proteins in our body, which form a circle in the blood. This cycle holds the oxygen. This circular shape is called a heme.

Because hemoglobin contains heme, our blood cells are red. Again, there is a molecule of iron at the center of the heme. It makes the blood cells brownish-red. Because there are millions of red heme filled with oxygen, the blood also looks red.

In this way, the parts and parts of the body looking red is a very good things for health. Just as the army in the forest wears clothes that match the color of the forest, the enemies cannot detect them, in the same way, the red color of the blood and other cells also makes it easier for the body to protect itself from the germs of the disease. Because, after this, disease germs cannot attack easily.

Similarly, because the cells inside the body are colored, it also makes a difference in our sexual power. If that is the case, why does the vein carrying blood look green? Especially the appearance of vein green is just an illusion of our eyes. It is white and pink in color. However, due to the blood, blood vessels, skin, and the process we see, the pink-colored mixture has become green. After being a thick layer of different layers it becomes like mixing different colors together.

Interesting facts about our Blood
That the blood of all animals is not red. Spider and octopus blood is blue. The blood of some insects is green. Butterfly blood is light yellow.
The human body (our body) has about five liters of blood. It occupies 7 to 8 percent of our body weight.
Our blood consists of 55% plasma, 40% red blood cells, 4% platelets, and 1% white blood. Every Blood cells in our body have a lifespan of 4 months. The lifespan of platelets is 9 days. The lifespan of white blood is only a few hours. White blood is very important for pregnant women.
Iron, copper, mica, and other elements are present in our blood. Along with this, there is also gold in the blood. Our blood contains 0.2 mg of gold.

What are white blood cells in blood?

My wife's aunt has a deficiency of white blood cells. From a young age, white blood cells are lacking in her. When there is a lack of white cells in my wife's aunt's blood, there are sometimes black spots in the blood. It is said that it was bitten by a witch in the village.

She died after some time due to the lack of white cells and she also become old. There is a lot of lack of white cells, due to which big black spots were seen on the body and the same wound was formed. And finally passed away. After all, how are white cells formed in red blood? What is a white cell? Is it really bitten witch in the village? Let's talk about this interesting topic.

What are white blood cells in blood?

White cells are called white blood cells in English. It is also called a leukocyte. This is the body's disease-fighting system, which is called the immune system. At a young age, one microliter of blood contains 4,000 to 10,000 white blood cells. If there are more white blood cells in the body, it means an infection in some part of the body.

The bone marrow that makes the blood in our body makes 5 types of white blood cells.

The first is neutrophils. It is 62 percent of white blood cells. When harmful germs enter the body, neutrophils are the first to attack them.
The second level is eosinophils. This cell attacks the germs that cause us various allergies.
The third layer is basophils. This cell itself does not kill the germs of the disease, but it informs other cells that the germs of the disease have entered the body. For that, this cell produces a substance called histamine.
The fourth level is lymphocytes. This cell not only fights disease germs that have entered the body, but also produces antibodies that fight against the disease. And, the
The fifth is monocytes. After killing the germs of the disease, this cell cleans it and repairs the cell if it is damaged.

Interesting facts about the White Blood Cells (Leucocytes)
Only 1 percent of white blood cells in the red blood in our body, but if it is not there in our blood, it will be difficult for people to live. It is the strongest and most skilled fighter to protect our bodies.
White blood cells can also be called bodyguards of our body. The part of the body that germs attack or try to attack. White blood cells rush to safety immediately. 1 billion new blood cells are formed in our body in a day.
The function of bone marrow in our body is to produce white blood cells. However, the lifespan of bone marrow itself is only 1 to 3 days.
The number of white blood cells in the blood can be tested. If it is less or more than the normal range, it should be understood that there is some kind of disturbance in the body.