AP BIOLOGY

EVOLUTION

DARWIN’S THEORY OF NATURAL SELECTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which statement is true about evolution?
A
Individual organisms can evolve during a single lifespan.
B
Darwin and Wallace both came up with the idea that species can transform into different species over time
C
Humans evolved from chimpanzees
D
Only the strongest survive
Explanation: 

Detailed explanation-1: -Abstract. Charles Darwin and Alfred Russel Wallace independently discovered the mechanism of natural selection for evolutionary change.

Detailed explanation-2: -Darwin believed that some traits could become attractive for nonfunctional reasons, whereas Wallace argued that traits primarily become attractive because they honestly advertise phenotypic quality, such as vigor and viability.

Detailed explanation-3: -Answer and Explanation: The correct answer is (B) He was the first to outline the modern theory of evolution.

Detailed explanation-4: -Key points: The mechanism that Darwin proposed for evolution is natural selection. Because resources are limited in nature, organisms with heritable traits that favor survival and reproduction will tend to leave more offspring than their peers, causing the traits to increase in frequency over generations.

There is 1 question to complete.