🔒 Closed Test

[L - N R D]

Enumerate and explain the evidences of evolution.

 

[🤖]

There are several evidences of evolution that support the idea that all living organisms on Earth share a common ancestry and have evolved over time. Here are some of the most compelling evidences of evolution:

1. Fossil Records: Fossils are the remains of organisms that lived in the past, and they provide evidence of the evolution of life on Earth. Fossils show that many species that lived in the past are now extinct, and they also show the gradual changes in the anatomy and physiology of organisms over time.

2. Homologous Structures: Homologous structures are structures that have similar anatomy and embryonic origin, but different functions. For example, the forelimbs of humans, bats, whales, and birds all have the same basic bone structure, even though they are used for different purposes. This suggests that these organisms share a common ancestry and have evolved from a common ancestor.

3. Vestigial Structures: Vestigial structures are structures that are present in an organism but have no function. For example, the human appendix is a vestigial structure that is thought to have once been used for digesting cellulose, but is now functionless. Vestigial structures are evidence of evolution because they suggest that these structures were once useful in the past, but have since become obsolete.

4. Biogeography: Biogeography is the study of the distribution of organisms around the world. Biogeography provides evidence of evolution because it shows that organisms that are geographically close to each other are often more closely related than organisms that are geographically distant.

5. Molecular Biology: Molecular biology provides evidence of evolution because it shows that all living organisms share a common genetic code and have similar biochemical pathways. By comparing the DNA sequences of different organisms, scientists can determine how closely related they are and how they have evolved over time.

In conclusion, the evidences of evolution are numerous and diverse, and they provide compelling evidence that all living organisms on Earth have evolved over time from a common ancestor.

 

[plhbg1]

wow ngayon ko lang nalaman yung vestigial at homologous structures, mga strong evidence din ito, kadalasan kasi fossils lang tinatalakay sa debate