Examlex
In the 1840s in the United States,an initial understanding of germ theory was developed by
Insomnia
A sleep disorder characterized by difficulty falling and/or staying asleep, affecting a person's quality of life and health.
Consecutive Hours
Refers to hours that follow one directly after the other in a sequential manner.
Circadian Rhythm
The natural, internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours.
Animal Species
Refers to distinct groups of animals that are capable of interbreeding and producing fertile offspring, sharing common attributes and genetics.
Q3: In the Civil War,at lower levels of
Q8: Reformers believed the concept of Indian reservations
Q14: National political conventions were introduced during the
Q15: The Freedmen's Bureau<br>A)distributed food to millions of
Q18: The most valuable mineral in the great
Q43: Opinion about the war was more divided
Q48: The well-to-do were more likely to support
Q67: In the 1850s,the "Young America" movement<br>A)called for
Q81: After the Civil War,most poor rural Southerners
Q118: Shaker societies<br>A)asserted that God was a female.<br>B)established