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Biology, 21.06.2019 17:20
The trp operon in e.coli regulates genes that code for enzymes required for synthesis of the repressible operon. when tryptophan is not available amino acid tryptophan. the trp operon is a in the environment, the trp repressor protein activeinactiveregulated. therefore, rna polymerase can bind to the genes to begin transcription.
Answers: 1
Biology, 22.06.2019 20:30
Name 3 injuries and two diseases that affect the skeletal system.
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Biology, 22.06.2019 22:00
Which of the following statements about brain development and early childhood is true? the brain of a 5 year old is 60 percent the size of an adult brain the overall size of the brain does not increase dramatically from ages 3-15 by the time a child is 3 years of age, the brain is 25 percent of it's adult size the development that occurs inside the brain ends at the onset of adolescence
Answers: 3
Biology, 23.06.2019 00:00
Which major eukaryotic lineages form the bikonta, a monophyletic group characterized by two flagella as a synapomorphy?
Answers: 2
Stems ? a. can be used for asexual reproduction. b. absorb water and minerals from soilc. are the...
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