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After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?
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Which of the following statements is true? a. there are more chromosomes in an organism than there are genes. b. there are more genes in an organism that there are chemical bases. c. dna is made of sugar, phosphate, and carbon. d. genes are found in specific locations on a chromosome.
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Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?
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Biology, 22.06.2019 17:40
Which is abiotic? a. tree sap b. insect c. sunlight d. wood table
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