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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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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

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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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If you could remove all of your skin, it would weigh up to 5 pounds.

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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

The three basic body plans of bilaterally symmetrical animals. The three basic body plans of bilaterally symmetrical animals.
Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
A Fossil Hominid Exhibit at The Museum of Osteology, Oklahoma City, Oklahoma A Fossil Hominid Exhibit at The Museum of Osteology, Oklahoma City, Oklahoma
Prepare for weekend plans when hours feel like minutes Prepare for weekend plans when hours feel like minutes
Siri plans to retire in 18 years and would like to receive $10 000.00 per month for twenty ... Siri plans to retire in 18 years and would like to receive $10 000.00 per month for twenty ...
A farmer has 100 acres of land on which she plans to grow wheat and corn. Each acre of wheat ... A farmer has 100 acres of land on which she plans to grow wheat and corn. Each acre of wheat ...
Video: Transferring genes into plants Animation

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