While investigating a medical condition, you discover that the patient has an autoimmune disease that targets and destroys fibroblasts. This disorder would most likely affect
A) fibrin activity in blood clotting.
B) annulus formation.
C) hyaluronate lubrication of joints.
D) collagen production.
E) primary cell wall deposition.
Answer: D
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Compared to other mammals, the human brain is unique with respect to its ____
a. integrative capacity only b. degree of complexity only c. pathway of embryonic development only d. integrative capacity and degree of complexity e. integrative capacity, degree of complexity, and pathway of embryonic development
What is the function of the animal developmental genes studied by King and researchers?
A. The developmental genes encode proteins that play a key role in guiding body plan development. B. The developmental genes encode proteins that speed up mutation rates in DNA of eumetazoans. C. The developmental genes encode proteins that determine differences in the epidermis of different animal groups. D. The developmental genes play a role in growth rate and molting. E. None of the answer choices is correct.
Nonphagocytic (eosinophils/monocytes/NK cells) are a type of lymphocyte which produce toxins to kill abnormal cells.
Fill in the blank(s) with the appropriate word(s).
In C4 plants, reactions that fix CO2 into four-carbon compounds occur in what type of cells?
a. guard cells b. xylem cells c. epidermal cells d. mesophyll cells e. bundle sheath cells