NEET BIOLOGY

GENETICS AND EVOLUTION

EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What would happen to an organism’s trait after years of natural selection against it?
A
population would increase
B
extinction
C
variation
D
population would stay the same
Explanation: 

Detailed explanation-1: -Over time, these advantageous traits become more common in the population. Through this process of natural selection, favorable traits are transmitted through generations. Natural selection can lead to speciation, where one species gives rise to a new and distinctly different species.

Detailed explanation-2: -Answer and Explanation: Natural selection can lead to new species, which increases biodiversity or causes species to die out and become extinct. During natural selection, the organisms with the best adaptations for their environment survive and reproduce.

Detailed explanation-3: -If a trait is advantageous and helps the individual survive and reproduce, the genetic variation is more likely to be passed to the next generation (a process known as natural selection).

Detailed explanation-4: -Organisms that are more adapted to their environment are more likely to survive and pass on the genes that aided their success. This process causes species to change and diverge over time.

Detailed explanation-5: -The idea of natural selection is that traits that can be passed down allow organisms to adapt to the environment better than other organisms of the same species. This enables better survival and reproduction compared with other members of the species, leading to evolution.

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