What type of genes would be most likely to exhibit different expression patterns between humans and non-human primates, such as gorillas?
A. Genes controlling lung development
B. Genes controlling heart development
C. Genes controlling brain development
D. Genes controlling mammary gland development
Answer: C
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In California, a species of salamanders were geographically separated over time. The group that lived in southern California relied heavily on large gold blotches on their skin that helped to camouflage them from predators. The group that lived along the coast adopted a color pattern that mimicked a poisonous, colorful newt common to that area. Instead of being camouflaged, these salamanders
advertised their colors. What type of selection process has occurred over time? A. theoretical selection B. artificial selection C. experimental selection D. natural selection
Which biome is pictured here?
a. temperate deciduous forest b. chaparral c. tropical rainforest d. temperate grassland e. boreal forest
Rainfall in the Northern Hemisphere is greater than rainfall in the Southern Hemisphere
Indicate whether the statement is true or false
In Griffith’s experiments, what made the harmless R cells grow capsules when exposed to heat-killed S cells?
a. Protein b. DNA c. Lipids d. Polysaccharides