Which Base Is Not Present in DNA

question 87

Multiple Choice

Which base is not present in DNA?

• A)adenine
• B)cytosine
• C)guanine
• D)thymine
• E)uracil

---

Definitions:

Variable Cost

Costs that vary directly with the level of production or volume of output.

ATC Curve

The ATC (Average Total Cost) Curve is a graphical representation of how a firm's average total costs vary with output level, highlighting the cost efficiency of producing goods.

ATC Curve

The average total cost curve, which represents the per-unit total cost (fixed plus variable costs) of production for varying quantities of output.

Short Run

A time period in economics where at least one factor of production is fixed, limiting the immediate response of a firm to changes in market conditions.