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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

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Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

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Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

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

(a) Parathyroid hormone (PTH); (b) calcitonin action. (a) Parathyroid hormone (PTH); (b) calcitonin action.
Hormonal control of adrenal gland. CRH = corticotropin releasing hormone; ACTH = adrenocorticotropic ... Hormonal control of adrenal gland. CRH = corticotropin releasing hormone; ACTH = adrenocorticotropic ...
Maturation of a follicle and release of egg. Maturation of a follicle and release of egg.
Normal action of antidiuretic hormone. Normal action of antidiuretic hormone.
Mechanisms of Hormone Action Mechanisms of Hormone Action
Animated Changes in the ovary and uterus correlated with changing hormone levels. We start with the Animated Changes in the ovary and uterus correlated with changing hormone levels. We start with the
Video: Chromosome structural organization/ Mechanisms for chromosome movement Animation

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