Did you know?
Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
Did you know?
Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
Did you know?
Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.
An example of polymorphism: the two colour variations found in the orchid Dactylorhiza sambucina.
Coleman's parabiosis experiments revealed a satiety factor in wild-type mice that was absent or
Examples of deep-sea corals found in the Sable Gully, 200 km off the coast of Nova Scotia.
Atlatl mammoth ivory "creeping hyena", found in La Madeleine rock shelter, dated back to c
Jaguar F-type back
For each chromosome type in the body, there are two copies. One is from the mother, and one is from