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Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

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?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Rutherford's gold foil experiment demonstrating that most of the volume of an atom is empty spa Rutherford's gold foil experiment demonstrating that most of the volume of an atom is empty spa
A Scanning Electron Micrograph of the Choroid Plexus A Scanning Electron Micrograph of the Choroid Plexus
A transmission electron micrograph of the Golgi complex A transmission electron micrograph of the Golgi complex
A transmission electron micrograph of cytokinesis in a cross section of a dividing cell A transmission electron micrograph of cytokinesis in a cross section of a dividing cell
Electron Microscope Electron Microscope
Electron configuration and how many electrons are needed to achieve the nearest noble-gas ... Electron configuration and how many electrons are needed to achieve the nearest noble-gas ...
Video: Embryonic development - Weeks 5 to 8

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