MCQ on Allopatric and Sympatric Speciation with Answers
Allopatric Speciation and Sympatric Speciation are two major modes of speciation, the process by which new species arise. These two types differ in terms of […]
Allopatric Speciation and Sympatric Speciation are two major modes of speciation, the process by which new species arise. These two types differ in terms of […]
Homology and analogy are key concepts in evolutionary biology that describe the relationship between structures in different organisms. Both terms refer to similarities, but the […]
Parallelism in biology refers to the independent evolution of similar traits or features in different lineages or species in response to similar environmental pressures, without […]
Eukaryotic cells evolved from prokaryotic ancestors through endosymbiosis, a process where one cell engulfed another, leading to a mutualistic relationship. This theory suggests that mitochondria […]
The evolution of prokaryotes marks the origin of life on Earth, dating back over 3.5 billion years. These simple, unicellular organisms lack a nucleus and […]
The Endosymbiont Theory suggests that certain organelles in eukaryotic cells, particularly mitochondria and chloroplasts, originated as free-living prokaryotic organisms that were engulfed by an ancestral […]
The Germplasm Theory is a fundamental concept in genetics proposed by August Weismann. It suggests that the hereditary material (germplasm) responsible for passing genetic information […]
Convergent Evolution refers to the process by which unrelated or distantly related organisms evolve similar traits or characteristics due to similar environmental pressures or ecological […]
The Modern Synthetic Theory of Evolution combines Darwin’s natural selection with Mendelian genetics, emphasizing evolution as changes in allele frequencies within populations. It highlights five […]