The reason that cellular slime molds are being used to study the evolution of the immune system is because
A. the slug is capable of preventing pathogens from being able to infect it.
B. cells within the single-celled slug will perform specialized function similar to that of neutrophils and macrophages.
C. cells within the multicellular slug will perform specialized function similar to that of neutrophils and macrophages.
D. cells within the multicellular slug will perform specialized function similar to that of red blood cells.
E. None of these reasons are why cellular slime molds are being used for studying the evolution of the immune system.
Answer: C
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__________ is the situation when one hormone exaggerates the effects of another hormone at the target cell?
a. Antagonism b. Synergism c. Activism d. Permissiveness
Which of the following statements about Hfr cells and bacterial conjugation is false?
A. An Hfr cell becomes an F- cell if its integrated F plasmid is excised. B. If excision of the F plasmid from an Hfr cell includes some bacterial genes, a partial diploid can result. C. The genes that are transferred from an Hfr cell into a recipient cell during conjugation replace the equivalent genes in the recipient cell. D. An F' plasmid contains some bacterial genes. E. Cells with integrated F' plasmid have two copies of some genes.
The genetic makeup of an organism refers to its ________, and the physical appearance of an organism refers to its ________.
a. gender; sex b. phenotype; genotype c. genotype; phenotype d. ectoplasm; endoplasm
The templates for next-generation sequencing are
A) double-strand restriction fragments. B) double-strand DNA on silicon chips. C) double-strand PCR products. D) single-strand DNA on silicon chips. E) single-strand DNA on slides.