« previous next »
« previous next »
 

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Ethmoid bone Ethmoid bone
Activity of a Hippocampal Grid Cell Activity of a Hippocampal Grid Cell
Reed-Sternberg cells: Bilobed nucleus coupled with the prominent nucleoli gives this cell the ... Reed-Sternberg cells: Bilobed nucleus coupled with the prominent nucleoli gives this cell the ...
The nucleus of animal cell: a rat liver nucleus The nucleus of animal cell: a rat liver nucleus
Vitamin D plays a major role in bone health Vitamin D plays a major role in bone health
Parts of a Cell Parts of a Cell
Video: Enzyme-Catalyzed Reactions

For a complete list of videos, visit our video library