<span> compares the anatomy of organisms of different species</span>. In comparative morphology, the anatomical features of different species are compared based on homologous, analogous and vestigial structures.
The impact of human societies greatly <em><u>started following the </u></em><em><u>industrial revolution</u></em><em><u> in the 1800s which increased in further at the half of the 20th Century.</u></em>
The human society through industrial revolution that began after the World War II started having a huge negative impact on the environment and the climate. This gave rise to climate change and other challenges faced in our contemporary world.
Production and use of industrial chemicals boomed. Agricultural and pharmaceutical chemicals are implicated in altering the environment as heavy use and their impacted were recorded at the half of the 20th century.
Pollutants from industries and farms become more pronounced at the period even up till now.
Therefore, the impact of human societies can be said to have greatly increased <em><u>in the </u></em><em><u>post-World War II period</u></em><em><u> in the 1800s as a result of the </u></em><em><u>industrial revolution</u></em><em><u> up to the half of the 20th century.</u></em>
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Natural Selection; Natural selection<span> is the differential survival and reproduction of individuals due to differences in phenotype. It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations.</span>
<span>Sweep prey organisms, along with some water, through the oral groove, and into the mouth opening. </span>
Answer:
Descriptive research is a type of research that studies the participants that take part in the research or a certain situation. Descriptive research does not limit to either of quantitative or qualitative research methodologies, but instead, it uses elements of both, often within the same study. Therefore, a descriptive researcher often uses three major ways to collect and analyse the data. They are observations, case studies and surveys.
now i dont know much about comparisons but im assuming your comparing your own experiment to someone elses to see if you get the same result.