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Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

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The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Micrographs of nerve cells taken with different types of light microscopes. Micrographs of nerve cells taken with different types of light microscopes.
Types of movement across a biological membrane. Types of movement across a biological membrane.
Cross-pollination and selfing are two types of crosses Cross-pollination and selfing are two types of crosses
The structure of the potassium channel pore The structure of the potassium channel pore
Types of Folds Types of Folds
In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig
Video: Attention Deficit Disorder (ADD)

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