helicase
Biology, 13.03.2020 19:20 jillericamurph46
Which enzyme unwinds and separates the two strands of the DNA double helix?
helicase
sucrose
cellulose
Answers: 3
Biology, 22.06.2019 07:00
According to the cell theory, which describes cells? a. all organisms are composed of multiple cells. b. all cells have the same structure and function. c. cells are found in everything on earth. d. living organisms are not created spontaneously
Answers: 2
Biology, 22.06.2019 13:20
Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.
Answers: 1
Biology, 22.06.2019 14:30
Fill in the blank with the best word to complete the sentence. white blood cells protect against and aid in blood clotting when injuries are sustained.
Answers: 2
Which enzyme unwinds and separates the two strands of the DNA double helix?
helicase
helicase
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