If You Exposed a C₄ Plant to ¹⁴CO₂ in the Light,which

question 55

Multiple Choice

If you exposed a C₄ plant to ¹⁴CO₂ in the light,which of the following would be the first organic molecule labeled with ¹⁴C?

• A)oxaloacetate
• B)malate
• C)pyruvate
• D)phosphoenolpyruvate (PEP)

---

Definitions:

Ecosystems

Complex systems of living organisms and their physical environment, interacting as a functional unit.

Independent Existence

The state of being self-sufficient and not reliant on other entities or factors for survival or function.

Positive Effects

Positive effects refer to beneficial impacts or outcomes that improve conditions or provide advantages in a given context.

Direct Effects

Immediate consequences or outcomes of an action, without intermediaries or secondary processes.