Which of the following genetic abnormalities shows the symptoms of excessive mucus production, digestive and respiratory failure, and reduced life expectancy?
A. achondroplastic dwarfism
B. beta-thalassemia
C. cystic fibrosis
D. Tay-Sachs disease
C. cystic fibrosis
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The spread of agriculture may be linked to the need for __________
A) territorial expansion B) more food C) permanent housing D) saving animals
There is a clear difference between a dialect and a language
Indicate whether the statement is true or false
The advantage of having a home base is that
A) the sick and disabled could rest and mend in some safety B) children could be left there hidden away while the mother went gathering C) difficult food to acquire such as meat could be stored there D) women can be sequestered there E) all of the above
Was intensive agriculture widely practiced in the Old World before European global expansion?
What will be an ideal response?