BIOLOGY 101 EXAM 5 2026 HYPOTHESIS
TESTING AND SCIENTIFIC REASONING
MODULE QUESTIONS SOLUTIONS
STRUCTURED SCRIPT
◉ universal donor
Answer: type O
◉ universal recipient
Answer: type AB
◉ polygenic traits
Answer: expression of trait depends on alleles at more than one
gene locus
◉ epistasis
Answer: alleles at one locus can mask alleles at another locus
◉ pleiotropy
Answer: one gene can affect many traits
, ◉ linked genes
Answer: tend to not show independent assortment
◉ linkage groups
Answer: genes that are closely linked stay together
◉ crossing over
Answer: separates linked genes
◉ genetic mapping
Answer: maps based on the idea that genes near each other will not
be separated by crossing over as frequently as genes far apart on a
chromosome
◉ sex-linked characteristics
Answer: genes that occur on the X chromosome and NOT the Y
◉ evolution
Answer: genetic change in a population of organisms
◉ Plato
Answer: dual world concept
TESTING AND SCIENTIFIC REASONING
MODULE QUESTIONS SOLUTIONS
STRUCTURED SCRIPT
◉ universal donor
Answer: type O
◉ universal recipient
Answer: type AB
◉ polygenic traits
Answer: expression of trait depends on alleles at more than one
gene locus
◉ epistasis
Answer: alleles at one locus can mask alleles at another locus
◉ pleiotropy
Answer: one gene can affect many traits
, ◉ linked genes
Answer: tend to not show independent assortment
◉ linkage groups
Answer: genes that are closely linked stay together
◉ crossing over
Answer: separates linked genes
◉ genetic mapping
Answer: maps based on the idea that genes near each other will not
be separated by crossing over as frequently as genes far apart on a
chromosome
◉ sex-linked characteristics
Answer: genes that occur on the X chromosome and NOT the Y
◉ evolution
Answer: genetic change in a population of organisms
◉ Plato
Answer: dual world concept
