Two or more types of tissue functioning together constitute a(n) ________.
Fill in the blank(s) with the appropriate word(s).
organ
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The following are steps in the cell-mediated immune response. What is the correct sequence for these steps? 1. Several cycles of mitosis occur. 2. Antigen is engulfed and presented by a macrophage. 3. Cytotoxic T cells migrate to focus of infection. 4. T cells with specific receptors recognize the antigen. 5. T cells differentiate into cytotoxic T cells or T memory cells. 6. Cytotoxic T cells
release perforin and/or lymphotoxin. A) 4, 1, 5, 3, 6, 2 B) 2, 4, 1, 5, 3, 6 C) 1, 2, 4, 5, 3, 6 D) 3, 2, 4, 1, 5, 6 E) 3, 6, 4, 5, 1, 2
Typically, synthesis reactions are endergonic
Indicate whether this statement is true or false.
An exercising muscle's inability to respond to stimulation due to a buildup of inorganic phosphate or a depletion of glycogen is called _______, whereas, it is called ______ (two words) if it results from a lack of muscle stimulation by the nervous system
Fill in the blank(s) with correct word
Which of the following cell organelles produces secretory vesicles?
A)Lysosome B)Mitochondrion C)Peroxisome D)Golgi apparatus E)Rough endoplasmic reticulum