Whether a mutation is harmful or beneficial can only be judged in respect to the conditions in which the organism lives
Indicate whether the statement is true or false
True
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The type and amount of material carried in the suspended load of a stream depends on ________
A) source accessibility and slope B) settling and flow velocities C) flow velocity and discharge D) ground cover and channel shape E) turbulence and viscosity
Agricultural development can increase erosion rates four to nine times higher than normal unless practices are chosen carefully, resulting in
A. sediment pollution. B. sediment aggregation. C. sediment erosion. D. sediment increase.
Air containing all of the water vapor it can hold is ________.
a. saturated b. unstable c. adiabatic d. dew point e. convective
Glomar Challenger is known mainly for ____
A) ?being the first modern scientific survey ship to circumnavigate the globe B) ?being the first nuclear powered scientific research vessel C) ?being owned and operated simultaneously by four governmental agencies D) ?taking the first complete cores of seafloor sediments