The Organism that the biologist observed was a part of the Porifera phylum.
I believe the correct answer from the choices listed above is option B. <span>Alfred Russel Wallace was his contemporary and collaborator with Darwin on solidifying his Theory of Evolution through Natural Selection. Hope this answers the question.</span>
Evolution. Lamarck is best known for his Theory of Inheritance of Acquired Characteristics, first presented in 1801 (Darwin's first book dealing with natural selection<span> was published in 1859): If an organism changes during life in order to adapt to its environment, those changes are passed on to its offspring.</span>
I think the answer is B but I could be wronged
Answer:
characteristics of certain individuals within a population make them more or less likely to survive an environmental change.