Micro Organisms The idea of selective toxicity was first proposed by Louis Pasteur Antony van Leeuwenhoek Alexander Fleming Paul Ehrlich Louis Pasteur Antony van Leeuwenhoek Alexander Fleming Paul Ehrlich ANSWER DOWNLOAD EXAMIANS APP
Micro Organisms Evolutionary relationships between groups of organisms are determined using which of the following type of information? Comparisons of structural features All of these Comparisons of biochemical pathways Comparisons of nucleotide sequences Comparisons of structural features All of these Comparisons of biochemical pathways Comparisons of nucleotide sequences ANSWER DOWNLOAD EXAMIANS APP
Micro Organisms Mycoplasmas are different from the other prokaryotes by presence of chitin in cell walls presence of proteins in cell walls presence of murrain in cell walls absence of cell wall itself presence of chitin in cell walls presence of proteins in cell walls presence of murrain in cell walls absence of cell wall itself ANSWER DOWNLOAD EXAMIANS APP
Micro Organisms The unifying feature of the archaea that distinguishes them from the bacteria is cytoplasmic ribosomes that are 70S presence of a cell wall containing a characteristic outer membrane absence of a nuclear membrane temperature habitats which are extreme environments with regard to acidity cytoplasmic ribosomes that are 70S presence of a cell wall containing a characteristic outer membrane absence of a nuclear membrane temperature habitats which are extreme environments with regard to acidity ANSWER DOWNLOAD EXAMIANS APP
Micro Organisms Which of the following is not true for eukaryotic cells? Gas vacuoles are present Nucleus is bounded by nuclear membrane Chromosomes contain histones Chloroplasts and mitochondria contains 70S ribosomes Gas vacuoles are present Nucleus is bounded by nuclear membrane Chromosomes contain histones Chloroplasts and mitochondria contains 70S ribosomes ANSWER DOWNLOAD EXAMIANS APP
Micro Organisms Which were the investigators lived at the same time? Darwin and Woese Van Leeuenhoek and Ricketts Berg and Hooke Koch and Pasteur Darwin and Woese Van Leeuenhoek and Ricketts Berg and Hooke Koch and Pasteur ANSWER DOWNLOAD EXAMIANS APP
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