There are 60,000 miles of blood vessels in every adult human.
Did you know?
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
Did you know?
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
Did you know?
The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.
Did you know?
Illicit drug use costs the United States approximately $181 billion every year.
The complex structure of the hemoglobin protein.
Simple and Complex Carbohydrates
QRS complex (ventricular depolarization).
Model of a purple bacterial reaction center complex
Structure of complex II (succinate dehydrogenase)
Results from Kliegl's study show that older adults can learn complex information-processing