Directional selection reduces genetic variation by removing maladaptive traits from a gene pool.
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Q23: Mendelian genetics studies the ways in which
Q37: _ causes neural tube defects.
A)An overproduction of
Q38: Identify how population geneticists define evolution.Include a
Q39: The example of extended lactose tolerance in
Q40: Discuss what it means when a trait
Q41: Genotype refers to expressed traits that are
Q45: Gene flow between populations tends to prevent
Q46: Humans have a total of 46 alleles.
Q47: Higher amounts of melanin in the skin
Q47: Phenotypical adaptation is made possible by biological
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