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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

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The horizontal fraction bar was introduced by the Arabs.

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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.

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
Remedies for insomnia include increased physical exercise and time spent outdoors. Remedies for insomnia include increased physical exercise and time spent outdoors.
Ebbinghaus’s forgetting curve Ebbinghaus’s forgetting curve
Frequency distribution curve: interpatient variability in drug response. Frequency distribution curve: interpatient variability in drug response.
The tools necessary to adjust the valves on an engine with adjustable rocker arms include basic hand ... The tools necessary to adjust the valves on an engine with adjustable rocker arms include basic hand ...
Drug tolerance: A shift in the dose-response curve to the right as a result of exposure to the drug. Drug tolerance: A shift in the dose-response curve to the right as a result of exposure to the drug.
Video: Lower Limb Arteries Animation

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