NEET BIOLOGY

GENETICS AND EVOLUTION

EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What do transitional fossils best support?
A
The theory of Biological Evolution
B
The Law of Superposition
C
The theory of Geological Evolution
D
The theory of Continental Drift
Explanation: 

Detailed explanation-1: -Transitional fossils are predicted by Darwin’s theory of evolution. This theory, also known as descent with alteration, claims that all life began as a single cell and evolved into the various types of life we see today. There have been no discoveries of the transitional fossils expected by descent with an alteration.

Detailed explanation-2: -Transitional fossils are remnants of an organism that came in between a known version of a species and the current species. Allegedly, transitional fossils would be evidence for evolution because it would show intermediate forms of a species and they changed and accumulated adaptations at a slow pace.

Detailed explanation-3: -Transitional forms provide evidence that species descend with modification from other species. DNA from the fossils of transitional forms provides information about how ancient organisms are related.

Detailed explanation-4: -A fossil that shows an intermediate state between an ancestral trait and that of its later descendants is said to bear a transitional feature. The fossil record includes many examples of transitional features, providing an abundance of evidence for evolutionary change over time.

Detailed explanation-5: -The transitional fossils are fossils that show intermediary links between groups of organisms. It provides a link between the past and present species. These transitional fossils are the strongest evidence of Darwin’s theory of evolution.

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