Which of the following can cause primary immunodeficiencies?
A) aging
B) medical interventions
C) infectious agents
D) systemic disorders
E) congenital immunodeficiency
Answer: E
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In eukaryotic organisms, the processing of the 45S rRNA into 5.8S, 18S, and 28S rRNA occurs where?
A. In the cytoplasm B. In the nucleolus C. In the endoplasmic reticulum D. In the Golgi body E. Throughout the cell
The Greek root word for "agreeing" or "corresponding" forms the biological term
A. analogy. B. taxonomy. C. systematics. D. homology. E. phylogeny.
Protozoa that move and feed by the use of broad pseudopods are called (amoebozoa/apicomplexa/rhizaria)
What will be an ideal response?
Which of the following is NOT a mechanism used by bacteria to condense their DNA?
A. Super coiling B. Packaging the DNA with histone proteins C. Looping of the DNA D. Increase or decrease the number of turns in the DNA E. Anchoring the DNA loops with DNA-binding proteins