Which of the following acts to accelerate chemical reactions in a cell?
A. Nucleic acids
B. Lipids
C. Carbohydrates
D. Enzymes
E. None of the answers are correct
D
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Gene regulation in eukaryotes is more complicated than bacterial gene regulation. Which of the following describes a gene regulation event that occurs in eukaryotes but not in bacteria?
A) In eukaryotes, mRNA does not need to be modified. B) In eukaryotes, transcription and translation occur in the same cellular compartment. C) In eukaryotes, histones must be added or removed to regulate gene expression. D) In eukaryotes, mRNA degrades quickly compared to bacterial mRNA that is more stable. E) In eukaryotes, proteins are post-translationally modified, whereas bacterial proteins are never post-translationally modified.
What is the molecule that is responsible for both the unity and the diversity of life?
What will be an ideal response?
Please match the test with its description to assess your understanding of the kinds of data collected during information gathering and your understanding of the processes involved in identifying microbes from samples. Tests the organism against known antibodies to determine if there is a reaction between the organism and the antibody
A) Appearance B) Biochemical tests C) DNA profiles D) Immunologic testing
A(n) ________ is a group of sequentially interacting proteins important in innate and adaptive immunity
A) complement B) opsonin C) inflammation D) regeneration