The earliest microbial fossils that have been found are dated from approximately 4.5 million years ago.
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Q10: Viruses are not generally studied by microbiologists
Q11: Extant microorganisms are organisms from the fossil
Q12: All eukaryotes have a membrane-delimited nucleus.
Q13: RNA serves to convert the information stored
Q14: Who of the following was the first
Q16: The concept that living organisms arise from
Q17: Microbiologists study a variety of organisms,but all
Q18: Proteins function in modern cells as
A)catalysts.
B)hereditary information.
C)structural
Q19: The ribosomal RNA studies that led to
Q20: Cells with a relatively simple cell morphology
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