|
|
Did you know?
Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
Did you know?
The average adult has about 21 square feet of skin.
Did you know?
The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.
Did you know?
Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
![The evolutionary significance of “Man the Hunter” (or in this instance “Man the Fisher”) has been de](https://biology-forums.com/gallery/47/medium_273688_23_02_15_8_11_16_208831630.jpeg)
![Plato (428–347 B.C.E.). Ancient Greek philosopher of extraordinary significance in the history of ...](https://biology-forums.com/gallery/47/medium_623834_08_12_16_11_51_13_24250393.jpeg)
![Correctly administering and interpreting an intelligence test is a skill that takes many years for ...](https://biology-forums.com/gallery/47/medium_667187_21_02_17_7_13_12_256691904.png)