The Double Helix of DNA in the B-Form Is Stabilized

question 1

Multiple Choice

The double helix of DNA in the B-form is stabilized by:

• A) covalent bonds between the 3' end of one strand and the 5' end of the other.
• B) hydrogen bonding between the phosphate groups of two side-by-side strands.
• C) hydrogen bonds between the riboses of each strand.
• D) nonspecific base-stacking interaction between two adjacent bases in the same strand.
• E) ribose interactions with the planar base pairs.

---

Definitions:

Investment

The allocation of resources, usually financial, into projects, assets, or enterprises, aiming to earn a return over time.

Inventory

The total amount of goods and materials held in stock by a business, industry, or other entity, used in production or sales.

Sole Proprietorship

An unincorporated business firm owned by one person.

Liability

Liability refers to legal financial debts or obligations that arise during the course of business operations, which an entity is responsible for settling.