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Which is an arrangement of genes consisting of an operator, a promoter, and a repressor?
1) rna polymerase
2)anticodon
3)codon
4)operon
Answers: 2
Biology, 22.06.2019 02:30, nstacie40
Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a. earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c. earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.
Answers: 1
Biology, 22.06.2019 10:30, loganfreeman04
Nkentucky, intoxicating beverages (beer, whiskey, wine, etc.) are involved to some extent in approximately % of collisions fatal to pedestrians.
Answers: 3
Biology, 22.06.2019 15:00, alicemareus
Which of the following organisms are capable of self-fertilization? a. plants b. tigers c. humans
Answers: 2
Which is an arrangement of genes consisting of an operator, a promoter, and a repressor?
1) r...
1) r...
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