Diagrams depicting family relationships and phenotypes for a genetic disorder are
A. Punnett squares.
B. pedigree charts.
C. bell-shaped curves.
D. linkage maps.
E. karyotypes.
B. pedigree charts.
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What effect would drinking salt water have in a human?
A. dehydration as the extra salt pulls water out of the blood into the urine B. dehydration as the extra salt pulls water out of the urine into the blood C. increased hydration as the extra salt in the blood pulls water out of tissues D. increased hydration as the extra salt in the urine pulls water out of tissues E. dehydration as salt in the intestines pulls water out of the urine
A student was given a stained smear to observe. Upon observation, the student noted rod-shaped bacteria that were clear and unstained against a darker background. What sort of stain was performed on this slide?
A. Gram stain B. negative stain C. simple stain D. acid-fast stain
In the figure above:
a. the percent of fish found in larger groups increases as predation pressure increases. b. the percent of fish found in larger groups increases as predation pressure decreases. c. the percent of fish found in larger groups is not affected by changes in predation pressure. d. None of the above.
The plasma membrane is composed of ____
a. water and salts b. proteins c. nucleic acids d. primarily phospholipids e. proteins and carbohydrates