Why are the leading causes of death in high-income countries heart disease, stroke, and cancer, while in low-income countries infectious diseases are the leading causes of death?
A. There are genetic differences between populations.
B. The population density in high-income countries is clustered.
C. Access to sanitation, vaccines, and antibiotics is greater in high-income countries.
D. The population density in high-income countries is larger.
E. The ecological footprint in high-income countries is larger.
C. Access to sanitation, vaccines, and antibiotics is greater in high-income countries.
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In a population of Mendel's garden peas, the frequency of green flowered plants (genotype aa) is 49%. The population is in Hardy-Weinberg equilibrium. What are the frequencies of the AA and Aa genotypes?
A. 49% AA, 2% Aa B. 9% AA, 42% Aa C. 42% AA, 9% Aa D. 33% AA, 18% Aa E. Can't determine from this information.
Most of those affected with an autosomal dominant genetic disorder are homozygous for that trait
a. True b. False Indicate whether the statement is true or false
Tetracyclines interfere with ____
a. DNA replication b. initiation of transcription c. initiation of translation d. the process of protein folding e. transport of proteins to the Golgi complex
Four of the five answers are lipids. Select the exception
a. steroids b. triglycerides c. oils d. waxes e. oligosaccharides