---

---

Select your answer:
         

Next Quiz >

Topics:

Medical Nursing Muscle Origin, Insertion, and Function Urinary System Medical Terms Regulation of Heart Rate Endocrine System Terms Kidney - Loop of Henlé Joints in our Body Cardiorespiratory Endurance Salmonella vs E.coli DNA and RNA Structures Branches of Medicine Epithelial Tissue Tissue Repair Pathology SSTI and Bone Infections Food

Other quiz:

Skin Growth › View

The largest organ of the human body is the:

A. liver

B. skin

C. lungs

D. heart

---

Biotechnology › View

Which of the following describes why primers must be added to the thermocycler during a PCR?

A. Polymerase requires an open 3′ end

B. Polymerase requires RNA for signaling

C. Polymerase requires an RNA template

D. Polymerase requires an open 5′ end

---