The daughter cells produced by meiosis are ____
a. identical to the parent but genetically different from each other
b. identical to each other but genetically different from the parent
c. genetically different from the parent and each other
d. genetically identical to the parent and each other
e. genetically different from each other but with the same chromosome number as the parent
ANSWER: c
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Select all of the following ways that the flu virus may impact body systems.A) The breakdown of muscle fibers and accumulation of fluid cause muscle and joint achiness.B) The restriction of blood vessels in the skin conserves heat and results in chills.C) The abundance of cytokines signals the hypothalamus to increase body temperature, resulting in a fever.D) Appetite centers in the brain show reduced action, resulting in a loss of appetite and nausea.E) Toxins produced by the virus break down muscles, resulting in muscle aches and pains.F) A rapid loss of epithelial cells within the respiratory system results in a shortness of breath and rapid heart rate.
What will be an ideal response?
The right lung is larger than the left lung.
Answer the following statement true (T) or false (F)
Which fastidious genus requires hemin (X factor) and NAD (X factor) in its growth medium?
A. Legionella B. Haemophilus C. Brucella D. Shigella E. All of the choices are correct
Based on their experiment with T2 bacteriophages, Hershey and Chase concluded that
A. DNA replication is semiconservative. B. the phage coat contains the genetic material. C. DNA functions as the genetic material. D. A always pairs with T and G always pairs with C. E. virulent bacteria can transform nonvirulent bacteria.