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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

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The horizontal fraction bar was introduced by the Arabs.

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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Evolutionary tree based on comparisons of cytochrome c DNA Evolutionary tree based on comparisons of cytochrome c DNA
Perception of Emotions Perception of Emotions
Empathy draws a more positive response from the patient because it is based on the willingness of th Empathy draws a more positive response from the patient because it is based on the willingness of th
Prevalence of Diabetes in the United States, 2010–2012, Age 20 and Older, Based on Race and ... Prevalence of Diabetes in the United States, 2010–2012, Age 20 and Older, Based on Race and ...
Performing Transmission-Based Precaution: Isolation Techniques Performing Transmission-Based Precaution: Isolation Techniques
An electrochemical cell is based on these two half-reactions An electrochemical cell is based on these two half-reactions
Video: Membrane Protein and Facilitated Transport (Passive Vs Active)

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