Why is this important to the mechanism by which IgE antibodies are produced?
What will be an ideal response?
C3b on the penicillin-modified erythrocyte binds to CR1 on macrophages in the spleen, which facilitates receptor-mediated endocytosis and the subsequent processing and presentation of the penicillin–protein conjugate peptide. Then TH2 cells interact with the peptide:MHC class II complexes, become activated, and provide help to B cells with IgE B-cell receptors specific for the penicillin–protein conjugate.
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The two major types of fiber arrangements that essentially all skeletal muscles may be grouped into are:
A. flat and radiate. B. fusiform and pinnate. C. parallel and pennate. D. parallel and flat.
What is the relationship between meters, kilometers, and millimeters?
What will be an ideal response?
A motor unit consists of a group of muscles that are innervated by same motor neuron
Answer the following statement(s) true (T) or false (F)
Which of the following symptoms of posttraumatic stress disorder (PTSD) is most likely to be categorized as arousal?
A. Feeling irritable or having outbursts of anger B. Being unable to remember important aspects of the trauma C. Repeated nightmares of the event D. Repeated upsetting memories of the event