Weegy: According to the RNA world hypothesis, RNA acted as the genetic material and catalyzed reactions in ancient cells. Conclusion: This implies that DNA and proteins evolved after RNA.
User: Intraspecific competition drives natural selection because what
Weegy: Intraspecific competition drives natural selection because individuals that can survive despite limited resources and competition will reproduce at a higher [ rate.
]
User: What are index fossils
Weegy: Index fossils are: a widely distributed fossil, of narrow range in time, regarded as characteristic of a given geological formation, used especially in determining the age of related formations.
User: Index fossils are
Weegy: Index fossil are fossils used to define and identify geologic periods (or faunal stages).
User: Prokaryotes can take up genetic material from each other without reproducing or even being closely related in a phenomenon called what
Weegy: Prokaryotes can take up genetic material from each other without reproducing or even being closely related in a phenomenon called horizontal gene transfer.
User: Referred to the tree of life shown above what can you conclude about fungi
Weegy: Refer to the tree of life shown above, you conclude about fungi is: Fungi are more closely related to animals than to plants.
User: Some protists called what can you sunlight to produce their own food but can also switch to consuming food from the environment
Weegy: Some protists, called mixotrophs can use sunlight to produce their own food but can also switch to consuming food from their environment.
User: There are several problems which classifying organisms to six kingdoms of life one problem is that aren’t well-defined and are very diverse in addition any eukaryotes that don’t fit into Other kingdoms are placed in this kingdom
Weegy: There are several problems with classifying organisms into six kingdoms of life. One problem is that protists aren't well defined and are very ...
(More)