The Mononuclear phagocytic system (or Reticuloendothelial system )
A) is extrinsic to the immune function.
B) provides a passageway within and between tissues and organs.
C) exists separately from phagocytic cells.
D) is heavily endowed with red blood cells called erythrocytes.
Ans: B) provides a passageway within and between tissues and organs.
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A) is known as the central dogma B) depicts the regulation of gene expression C) is the same in all organisms, as well as viruses and prions D) describes a series of catalytic reactions
How do the numbers of chromosomes in human cells compare with those in other eukaryotic cells?
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A) B lymphocytes. B) liver cells. C) bone marrow stem cells. D) nerve cells. E) kidney cells.
Carl Woese was an important figure in microbial classification and changed our understanding of the evolution and diversity of life. What breakthrough did he make that allowed us to infer evolutionary relationships between organisms?
What assumptions was his breakthrough based on? What will be an ideal response?