A small mass of specialized muscle on the back wall of the right atrium, also known as the pacemaker, is medically known as what?
A) atrioventricular node
B) cardiopulmonary node
C) bundle of His
D) sinoatrial node
D
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Prokaryotic cells are smaller than eukaryotic cells. What is a plausible explanation?
A. Prokaryotic cell walls limit their cell growth. B. Eukaryotes are immobile, allowing them to grow larger. C. Prokaryotes lack the genetic material needed for protein synthesis. D. Eukaryotes have compartmentalization, which allows for specialization. E. Prokaryotes have more diverse energy sources.
Chromatin is made up of
a. DNA only. b. DNA, RNA, and protein. c. DNA and RNA. d. RNA and protein. e. DNA and protein.
In a mitochondrion, a mutation occurs such that the protein responsible for accepting electrons from FADH2 no longer
functions. How will this affect ATP production?
What will be an ideal response?Latency is associated with which of the following?
a. adenoviruses b. lysogenic pathways c. lytic pathways d. DNA viruses e. RNA viruses