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Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

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

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Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

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Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Arrangement of the sarcoplasmic reticulum, transverse tubules, and myofibrils in a single skeletal m Arrangement of the sarcoplasmic reticulum, transverse tubules, and myofibrils in a single skeletal m
A single-gene model explains Mendel’s ratios A single-gene model explains Mendel’s ratios
Vasectomy. (a) Vas deferens is located within the spermatic cord on both sides. (b) A small incision Vasectomy. (a) Vas deferens is located within the spermatic cord on both sides. (b) A small incision
Births to Single Mothers Births to Single Mothers
A single cylinder is shown at the top and a four-cylinder engine at the bottom. A single cylinder is shown at the top and a four-cylinder engine at the bottom.
Letter Frequency Table Letter Frequency Table
Video: Stimulus (introduction)

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