What are bursae?
What will be an ideal response?
Answer:
-sacs lined with delicate smooth synovial membrane
-found where tendons rub against bones, ligaments or other tendons
-most are completely sealed but some have communication between the bursal and synovial cavities.
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A large effective population size is important so that a species
A. can maintain an adequate geographical range. B. does not change its trophic relationships. C. will not lose large amounts of genetic diversity. D. can minimize edge effects. E. can remain endemic to a small area.
A cancer that develops in muscle is
a. malignant melanoma. b. oat cell carcinoma. c. giant cell carcinoma. d. rhabdomyosarcoma. e. Wilm's tumor.
The cardiac muscle of the heart is called the
a. pericardium. b. endocardium. c. endothelium. d. chordae tendineae. e. myocardium.
Endospores survive a variety of harsh conditions in part because of the presence of
A) mycolic acid. B) lipopolysaccharide. C) hopanoids. D) dipicolinic acid. E) glycoproteins.