Which chemical is LEAST
persistent in the environment?
A. Radon
B. Agent Orange
C...
Biology, 08.04.2021 17:00 hectorgonzalejr333
Which chemical is LEAST
persistent in the environment?
A. Radon
B. Agent Orange
C. PCBs
D. DDT
Answers: 3
Biology, 21.06.2019 17:20, owensdonld
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 11:00, nakeytrag
You want to cultivate some exotic plants at your farm. however, the climate is chillier than the temperature range favorable to the crop. which is the best method to use for the cultivation of this exotic crop? a. use a crop rotation method b. use a lot of fertilizer c. prepare the seed bed properly d. use a greenhouse e. use irrigation
Answers: 1
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