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Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

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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.

The structural formulas show the state of ionization that would predominate at pH 7.0 The structural formulas show the state of ionization that would predominate at pH 7.0
Abortion Rates by State, 2008 Abortion Rates by State, 2008
The steady state in enzyme kinetics The steady state in enzyme kinetics
Effect of an Increase in R&D in the Follower Country on the Steady State Effect of an Increase in R&D in the Follower Country on the Steady State
State the transformations on the function f(x)= 4sin(x-pi)-2 and then graph two cycles below. State the transformations on the function f(x)= 4sin(x-pi)-2 and then graph two cycles below.
Video: Transferring genes into plants Animation

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