Gene expression is influenced by many factors. Which of the following is a factor in gene expression?
A.) phenotype
B.) pedigree
C.) environment
D.) karyotype
Ans: C.) environment
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External economies (typically achieved in urban areas) result from all of the following except
A) shared labor markets. B) shared information and innovation. C) shared infrastructure. D) shared fixed social capital. E) shared profits.
What region of the 5-week embryo gives rise to the midbrain?
a. telencephalon b. diencephalon c. mesencephalon d. metencephalon e. myelencephalon
Which of the following processes dominates the third trimester of human development?
A) formation of external features such as arms and legs B) formation of hair and fingernails C) rapid growth D) organ formation
Which term describes human pathogens?
A) Thermophiles B) Mesophiles C) Halophiles D) Acidophiles E) Psychrophiles