Which of the following steps has not yet been accomplished by scientists studying the origin of life?
A) synthesis of small RNA polymers by ribozymes
B) formation of molecular aggregates with selectively permeable membranes
C) formation of protocells that use DNA to direct the polymerisation of amino acids
D) abiotic synthesis of organic molecules
Correct Answer:
Verified
Q43: A genetic change that caused a certain
Q44: Adaptive radiations can be a direct consequence
Q44: The following question is based on the
Q47: The following question is based on the
Q47: One hypothesis that has been proposed regarding
Q48: A female fly, full of fertilised eggs,
Q49: Fossilised stromatolites
A) formed around deep-sea vents.
B) resemble
Q53: Why would gene duplication events, such as
Q55: The existence of evolutionary trends, such as
Q59: Many species of snakes lay eggs. However,
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents