Amazing facts for students in Biology
What every student should know in Biology
For a thing to be considered living, it must possess all the basic characteristics of life. These include:
Movement
Respiration
Nutrition
Irritability or Sensitivity
Growth
Excretion
Reproduction
Death
Adaptation
Competition
Please read the explanations on all the basic characteristics of life here
During strenuous exercises like sprinting or running, your body may actually work in the shortage of oxygen. During this time, your body owes oxygen (called oxygen debt) and it must be replenished or repayed after the exercise is stopped. This is why you breathe excess of oxygen after you stopped the exercise.
This is the concept of anaerobic respiration
There are more bacteria on your body that the entire human beings on earth
Mosquitoes have killed more people than all the wars in history put together
The human brain does not feel pain. For this reason, neurosurgeons can perform brain surgery while the patient is awake
Kangaroos can't walk backwards
There is an unusual plant found only in Australia's Daintree Rainforest. It's called the idiot fruit
Although the hippopotamus has a large head with a bulky body on stumpy legs, it still runs faster than a man
Like humans, monkeys can go bald as a result of old age
The size of your heart is about the same as your fist
It is physically impossible for pigs to look up into the sky
The common basilisk is often referred to as the Jesus Christ lizard because of its special ability to run on the surface of water
Male seahorses give birth to their young ones, not the female
All babies are born with blue eyes
Research made at the University of Vienna suggested that yawning may play an essential role in cooling the brains
All voluntary and concious activity of right handed people are controlled from the left part or hemisphere of the brain
A snail can sleep for 3 years
An adult human being is composed of about 60% water. However, a newly born baby is composed of about 80% of water. This will drop to 65% after a year and finally to about 60% as the child ages
Without saliva, food can never be enjoyed. Food becomes tasteless. Saliva is needed to dissolve the chemicals present in food onto the tongue’s taste buds. (Recall that the tongue is the sense organ for taste).
Saliva also contains an enzyme called salivary amylase or ptyalin which helps to digest cooked starch to maltose
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