Which is the correct arrangement of cytoskeletal components, sorted by increasing width?
a. cilia, microfilament, microtubule, intermediate filament
b. microfilament, cilia, intermediate filament, microtubule
c. microfilament, intermediate filament, microtubule, cilia
d. microtubule, cilia, intermediate filament, microfilament
c. microfilament, intermediate filament, microtubule, cilia
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Staphylococcus aureus can be identified by mixing the organism with specific antibody and visually recognizing a clumping reaction between the antigen and the antibody. This is a(n) ________ test.
A. biochemical B. ELISA C. microarray D. agglutination
Which of the following is found in eukaryotic cells but not in bacterial cells?
A. Endoplasmic reticulum B. Lysosomes C. Mitochondria D. Nucleus E. All of the choices are correct.
At the beginning of prophase I, there are _____ chromosomes in the germ cell that will develop into a human sperm
cell.
a. 23 b. 92 c. 46 d. half as many (as compared to somatic cell) e. twice as many (as compared to mature sperm)
Which of these terms specifically means the intake and expulsion of air using the lungs?
a) inspiration b) aeration c) Ventilation d) Oxygenation