Topics: Vision and Hearing Defects Quiz
Which of the following is a symptom of conductive hearing loss?
A. Ringing in the ears.
B. Sudden, complete loss of hearing.
C. Hearing sounds as muffled or blocked.
D. Increased sensitivity to certain frequencies.
Select your answer:
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Basic Structure of the Human Body › ViewIn meiosis, each new cell has 46 chromosomes.
A. TRUE
B. FALSE
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