Evolution by _____________ occurs when the genetic makeup of a population changes over time as individuals that survive changes in environmental conditions pass that genetic advantage onto their children. Hint : two words
Fill in the blank(s) with the appropriate word(s).
natural selection
Environmental & Atmospheric Sciences
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A very hard, non-foliated metamorphic rock composed microscopically small crystals is classified as a(n)
A) amphibolite. B) greenstone. C) slate. D) hornfels.
Environmental & Atmospheric Sciences
?China's coal use has increased significantly over the past 20 years.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences
The valley of the ________ River was the center of a Vietnamese kingdom by the first century B.C.
A. Red B. Mekong C. Chao Phraya D. Irrawaddy
Environmental & Atmospheric Sciences
The force opposing motion between two objects in contact with one another is called
A) friction. B) cohesion. C) repose. D) slope.
Environmental & Atmospheric Sciences