Answer: option A - bottleneck effect
Explanation:
Whenever sudden change caused by human or natural disasters occurs in the environment leading to the reduction of organisms or biodiversity present to a lower size, such condition is referred to as BOTTLENECK EFFECT.
Answer:
<u><em>1.) The adaptation of the Pulmonata to terrestrial life has entailed little modification of the internal organization.</em></u>
<u><em>2.) The short feet of the penguins are an adaptation.</em></u>
<u><em>3.) Progress is the result of adaptation, rather than reconstruction.</em></u>
<u><em>4.) It is an adaptation of hide-the-thimble.</em></u>
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