In prokaryotic DNA replication, which of the following is FALSE?
A.) Primase and RNA primers are involved in DNA replication.
B.) Replication of the chromosome is bidirectional, starting from the origin of replication.
C.) On one parent strand, the polymerase synthesizes DNA in the 5' to 3' direction, while on the other it synthesizes DNA in the 3' to 5' direction.
D.) Okazaki fragments are generated on the lagging strand.
Answer: C.) On one parent strand, the polymerase synthesizes DNA in the 5' to 3' direction, while on the other it synthesizes DNA in the 3' to 5' direction.
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A scientific name consists of which of the following?
I. family name II. genus name III. species name a. I only b. II only c. III only d. I and II e. II and III
The experiment was designed to determine
a. what wavelengths comprise visible light. b. what colors are contained in visible light. c. if bacteria are attracted to oxygen. d. if photosynthesis releases oxygen. e. none of these.
Which of the following is considered a ruderal species?
A) one that is a strong competitor B) one that colonizes well C) one that is highly stress tolerant D) one that requires abundant resources
Which of the following stabilizes homophilic interactions between the extracellular domains of cadherins on neighboring cells?
A) hyaluronate B) proteoglycans C) Ca2+ D) integrins E) talin