The length of a degree of latitude is
A. of varying length, depending on where you are on Earth
B. about 69 miles (110 km) everywhere
C. about 100 miles (160 km) everywhere
D. impossible to determine
B. about 69 miles (110 km) everywhere
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Whose original concept of inheritance did Lysenko's ideas reflect?
A)Thomas Malthus B)Georges Cuvier C)Jean Baptiste de Lamarck D)Charles Darwin E)Carolus Linnaeus
A concentration of heat in the mantle capable of producing magma is called a ________
A) magma melt B) plume C) hot spot D) basalt spout
Rock sequences found on land that consist of deep-sea sediment, oceanic crust, and upper mantle are
called ____________________. These sequences are used to identify ____________________ plate boundaries. Fill in the blank(s) with the appropriate word(s).
Which of the following can pass through a dialysis membrane?
A) colloidal particles B) macromolecules C) small molecules D) none of them