Amazing Biology Facts

30 Amazing Biology Facts

Biology is a very interesting subject and most who study it, do it with with enthusiasm. Here are some facts about Biology that you won't find in your text books.

1. Did you know why blood is red?
The iron in our blood forms a ring of atoms called porphyrin, the shape of this structure produces the red colour. The shape of the porphyrin is affected by the presence of oxygen in your body.

2. Adult human body is made up of plus or minus 100 trillion cells. Surprised! Here is another one - these cells can be differentiated into 200 different types with diverse forms.




3. The human bone is an excellent example of perfect architecture. The femur that supports the weight of our body during walking is more powerful than solid concrete of the same weight.

4. Human bone marrow produces 260 billion red blood cells (RBCs) and 135 billion white blood cells (WBCs) per day.

5. Ever wondered why a doctor checks your tongue with a torch at the first instance? Answer: Our tongue acts as a mirror of our health. Certain diseases have the tendency to change the color of your tongue.

6. How many alveoli make up the human lung? The answer is 300 million. And the estimated alveolar surface area is about ± 100 times wider than the surface of the human body.

7. We become thirsty not only occurs when the body loses a lot of fluids but also occurs when there are increased levels of salt in the blood. This is because salt tends to bind water.

8. The largest organ of the human body is the skin.

9. Did you know about the world’s smallest snake? If no, then here’s the answer - the Barbados Thread snake.

10. The length of your nose is equal to the length of your thumb.

11.  Different studies have proved that when the human eyes find something attractive, the pupils raise, and if it sees something less-attractive the pupils dilate.

12. The DNA in every nucleus in the human body is 6 feet long.

13. Magnetoreception is a type of magnetic compass present in some migratory birds that helps them navigate using the Earth’s magnetic field.

14. The strongest part of the human body is the jaw when it comes to exerting force.

15. Do you know how dolphins sleep? Dolphins always sleep half awake. They keep one eye open while and they also consciously breathe and float on the water surface.

16. The biggest egg in the world is the ostrich egg, it is equal to the volume of as many as 30 chicken eggs.

17. The life span of an eyelash is no more than 5 months.

18. The power generated by the human brain is enough to illuminate a bulb? Yes, this is when we are awake.

19. The Rafflesia Arnoldii is the largest flower in the world. It can grow as big as an umbrella.

20. The smallest flowering plant in the world is the Wolffia. A full bouquet of its flowers fits on the head of a push pin.

21. Did you know that Armadillos spend about 80% of their life asleep?

22. Do you know how ants eat? Here is the answer: Ants cannot chew their food, they move their jaws sideways like scissors to extract the juices from the food.

23. Babies are born with farsightedness. They start to focus properly only between 3 to 6 months of age.

24.  Human life expectancy would increase by 9.78 years if all the major cardiovascular diseases were eliminated.

25. In seahorses, the male gives birth to a young ones.

26. Do you know that messages from the human brain travel along the nerves at a speed of up to 200 miles an hour?

27. Human’s nose and ears never stop growing?

28. Did you know that human’s little finger has over 50% of the hand’s strength?

29. It is a fact that there are more bacteria in a human mouth than there are in the world.

30. Taste buds cannot be seen with naked eyes, the little bumps that are there on a human tongue are papillae; the rest on top are taste buds.