Genetic disorders such as Tay-Sachs disease, Bloom syndrome, Gaucher disease, and Canavan disease are more common in Ashkenazi Jewish populations because
A) spontaneous mutations occur more frequently in this group.
B) the gene pool has been highly variable over thousands of years.
C) microevolution has not influenced this culture.
D) their history includes several population bottlenecks.
D) their history includes several population bottlenecks.
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What type of thinking is required?
What will be an ideal response?
Seedless vascular plants can ____ without water, but cannot ____ without water.
A. reproduce asexually; reproduce sexually B. reproduce sexually; reproduce asexually C. grow; reproduce D. utilize phloem; utilize xylem E. utilize xylem; utilize phloem
When sugar is mixed with water, equilibrium is reached when:
What will be an ideal response?
Which of the following is/are macronutrients?
What will be an ideal response?