Which of the following are examples of molecular homologies? Select all that apply.
A) Use of DNA as an information storage molecule.
B) The lack of an IGF-1 gene in prokaryotes.
C) Similarities among the metabolic processes for the breakdown of glucose.
D) The biochemical pathways for cellular respiration in plants and animals.
E) The biochemical pathways for photosynthesis in plants and cellular respiration in animals.

Question

Quizplus · Accepted Answer

Molecular homologies refer to similarities in the molecular structures and processes among different organisms due to shared ancestry. A) DNA as an information storage molecule is a fundamental molecular homology. C) Similar metabolic processes for glucose breakdown indicate shared biochemical pathways. D) Similar cellular respiration pathways in plants and animals also reflect shared evolutionary origins.

Which of the Following Are Examples of Molecular Homologies? Select