Which of the following is the body's first line of defense?

a. Skin
b. Inflammatory response
c. Immune response
d. Antibodies


a. Skin

Biology & Microbiology

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Snapping division is a hallmark trait of ________ which can be visualized under a microscope by ________

A) Actinobacteria / two adjacent cells linked, appearing as an M dividing into four B) Actinobacteria / one cell appearing as a V dividing into two C) Coryneform bacteria / two adjacent cells linked, appearing as an M dividing into four D) Coryneform bacteria / one cell appearing as a V dividing into two

Biology & Microbiology

Immunoglobulins and TCRs associate with adaptor molecules that have

A) a C domain. B) immune-based tyrosine-activation motifs (ITAMs). C) pathogen recognition receptors. D) toll-like receptors.

Biology & Microbiology

Fill in the blanks to complete the following statements

_______________ is an inflammatory condition of the large and small airways of the tracheobronchial tree that occurs in infants. ? Fill in the blank(s) with correct word

Biology & Microbiology

The great deserts and associated arid areas of the world mostly lie along the western sides of the continents at about

A. 0° north and south latitude. B. 30° north and south latitude. C. 15° north and south latitude. D. 60° north and south latitude. E. 90° north and south latitude.

Biology & Microbiology