Biology Facts & Trivia - Page 2
Red blood cells have no nucleus. Sciensational.comSubmitted by: Adarsh - Patna, India
As much as 70% oxygen in our atmosphere is produced by marine plants and algae. Sciensational.comSubmitted by: Think - United States
The biomass of all bacteria on Earth is more than all the plants and animals combined. Sciensational.comSubmitted by: Bookworm - Greenbrier, Tennessee, United States
The synthetic biological cell "Synthia" is the first living organism whose parent is not a living thing but a computer. Sciensational.comSubmitted by: Hyde - Toronto, Ontario, Canada
Humans share 60% of DNA with a banana. Submitted by: Grant - Philadelphia, Pennsylvania, United States
The femur (thigh bone) is the largest and longest bone in the human body. Sciensational.comSubmitted by: Glen
The jaw is the strongest muscle in the human body in terms of exerting force. Submitted by: Vineet - India
An adult Mayfly's life is as short as a few minutes, but its body hatches for about a year. Sciensational.comSubmitted by: Pronoy - Sundargarh, India
The nails on long fingers grow faster than short fingers; and fingernails grow four times faster than toenails. Submitted by: Micael Gabriel - Manila, Philippines
There's about 1.8m (6 ft) long DNA inside every cell nucleus in our body, and an average adult body contains around 50 trillion (million million) cells. Sciensational.comSubmitted by: Steve - Boston, Massachusetts, United States
Some migratory birds have a "magnetic compass" in their body (a sense called Magnetoreception) to help them navigate using Earth's magnetic field.
Sciensational.comSubmitted by: Akki - Dubai, United Arab Emirates
The catfish father keeps the eggs in his mouth until they are ready to be hatched.
Sciensational.comSubmitted by: Reedell
The tiny Water Bear (Tardigrade) can survive environments extreme enough to kill any other animal - with temperatures as low as -273°C close to Absolute Zero to as high as 151°C. Submitted by: Justin - Vancouver, British Columbia, Canada
Corneas are the only tissues that don't require blood.
Sciensational.comSubmitted by: Pritesh Jain - Sirohi, Rajasthan, India
The Giant Kelp algea (Macrocystis pyrifera) is the fastest growing organism on earth and can grow at a rate of 70cm (two feet) a day.
Sciensational.comSubmitted by: Edmer Aguilar
Dolphins only "sleep" half awake - keeping one eye open while consciously breathing and floating on surface. Submitted by: Jeevan - Kathmandu, Nepal
The length between your elbow and hand (forearm) equals the length of your foot. Sciensational.comSubmitted by: Alyssa
If you fully stretch your arms out, the fingertip to fingertip length is almost exactly your body height. Submitted by: Alyssa
The lightest organ in the human body is the lung. Sciensational.comSubmitted by: Michael Vincent Sotto
A kind of jellyfish (Turritopsis nutricula) upon reaching adulthood can transform itself back to childhood by converting its cells. It may repeat this to live forever. Sciensational.comSubmitted by: Nunnally