A Phenotype Workup Is Performed on a Patient Suspected to Have

question 1

Multiple Choice

A phenotype workup is performed on a patient suspected to have ALL. The results indicate that some of the leukemic cells express myeloid markers, whereas others express T-cell markers. What is the most likely reason for this occurrence?

• A) Two patient samples were mixed.
• B) The diagnosis is bilineage acute leukemia.
• C) There is a problem in the interpretation of the data.
• D) The diagnosis is unilineage acute leukemia.

Understand the central dogma of molecular biology: DNA transcription to RNA and translation to proteins.

Grasp the principles of complementary base pairing in DNA and RNA synthesis.

Comprehend the historical context and refutations of spontaneous generation, including contributions from key figures like Redi and Pasteur.

Understand the structural stability of DNA and the significance of hydrogen bonding between specific base pairs.

---

Definitions:

Commercial Impracticability

A legal principle under the Uniform Commercial Code (UCC) that excuses a party from performing a contract when an unforeseen event makes performance extremely difficult or expensive.

Impossibility

A situation or condition in which something cannot be done or achieved, often due to external factors.

Carrier

An individual or organization in the business of transporting goods or people.

Shipment

The act of transporting goods from one location to another, typically involving a transfer of possession from the seller to a carrier.