An approach to biological classification in which organisms are categorized into groups based on hypotheses of most recent common ancestry is termed as:

The eukaryotes cells might have evolved when a large anaerobic amoeboid prokaryote ingested small aerobic bacteria and stabilized them instead of digesting them. This idea is called:

In which of the following specific environmental conditions can fossilization occur?

In radiocarbon dating, carbon isotopes are used to calculate the age of the fossil. As the sample ages, the amount of ___ never changes while the amount of ____ is constantly changing.

Which of the following events does not happen during adaptive radiation?