The DNA structure exists in three forms: __________________.
A: A form
B: B form
C: C form
D: Z form
A: A form
B: B form
C: C form
D: Z form
举一反三
- The A form and Z form DNA are not the natural conformation of DNA.
- What are forms of business letters? A: Full Block Form B: Modified Block Form with Indented Style C: Modified Block Form D: Simplied Block Form
- Which following one belongs to Personal Information Forms？ A: Student Registration Form B: Scholarship Application Form C: Personal Resume D: Credit Card Application Form
- Which of the following form of the English language is thought a free morpheme? A: The form non. B: The form un. C: The form nil. D: The form neg.
- An abbreviation is a _____________ of a written word or phrase. A: shortened form B: lengthen form C: regular form D: normal form