« previous next »
« previous next »
 

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Structure of a DNA polymerase polypeptide that contains a 3'–5' proofread Structure of a DNA polymerase polypeptide that contains a 3'–5' proofread
Steroid hormone interacting with an intracellular receptor. Steroid hormone interacting with an intracellular receptor.
Structure of a polypeptide Structure of a polypeptide
Action of Steroid Hormones Action of Steroid Hormones
Relationships of DNA to mRNA to polypeptide chain Relationships of DNA to mRNA to polypeptide chain
Carbohydrates: Sugars, Starches, and Fiber Carbohydrates: Sugars, Starches, and Fiber
Video: Polymerase chain reaction PCR - Animation

For a complete list of videos, visit our video library