Identify the chromosome pair involved in each of the following disorders: (1 ) ovarian cancer, (2 ) Tay-Sachs disease, and (3 ) spinocerebellar ataxia
What will be an ideal response?
(1 ) ovarian cancer — chromosome pair 9, (2 ) Tay-Sachs disease — chromosome pair 15, (3 ) spinocerebellar ataxia — chromosome pair 6
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Brian decided to enter a 5-mile race designed to raise money for a class trip. He did not do any preconditioning, nor has he ever jogged before. The morning after the race, Brian had so much pain in both his legs, he was unable to go to school. What caused this pain?
What will be an ideal response?
Which hormone does the adrenal medulla secrete?
A. Aldosterone B. Cortisol C. Glucocorticoids D. Catecholamine E. Endorphin
Which of the following cytokines is mismatched?
A. Alpha interferon - prevents viral replication B. Perforin - makes a hole in target cell membranes C. TNF - activates macrophages and promotes fever D. Interleukin 4 - plays a role in allergic reactions E. Lymphotoxin - costimulator of T cells
Tracey has been experiencing a fever and a feeling that she needs to urinate every few minutes, even though she has a very low urine volume. She goes to her doctor who tells her that she has a bacterial infection of her bladder. An ultrasound of her ureters indicates that there is no infection in the ureters. Where did the infection begin?
A. Her nephrons B. Her urethra C. Her renal arteries D. Her renal pelvis E. None of these sites