Please match the types of RNA with the statements that most accurately describe them to test your understanding of the different types of RNA and their basic functions in genetic expression.
Messenger RNA
A) Transcribed version of a structural gene or genes in DNA
B) Contains the anticodon and an amino acid binding site
C) Forms a complex cellular structure that contributes to the process of translation
A) Transcribed version of a structural gene or genes in DNA
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Match the correct structure with its correct tissue.
A. Blood make up epithelial tissue. B. Muscle fibers are a part of connective tissue. C. Cartilage is a type of epithelial tissue. D. Neurons make up the nervous tissue.
_______________ is the most common cause of pneumonia in the world.
A) Chlamydophila pneumoniae B) Legionella pneumophila C) Mycoplasma pneumoniae D) Streptococcus pneumoniae
What is the correct sequence of structures through which air passes through on the way into the mammalian lung?
A. pharynx ? larynx ? trachea ? bronchi ? bronchioles ? alveoli B. larynx ? pharynx ? trachea ? bronchi ? bronchioles ? alveoli C. pharynx ? trachea ? larynx ? bronchi ? bronchioles ?alveoli D. bronchi ? bronchioles ? pharynx ? larynx ? trachea ? alveoli E. alveoli ? bronchioles ? bronchi ? trachea ? larynx ? pharynx
A child falls and suffers a deep cut on her leg. The cut went through her skin and she is bleeding. Which of the following defense mechanisms will participate in eliminating contaminating microbes?
A) mucociliary escalator B) normal skin flora C) phagocytosis in the inflammatory response D) acidic skin secretions E) lysozyme