Positional cloning is used to link the inheritance of a disease in a pedigree to the inheritance of _____
a. other diseases or conditions
b. a specific blood type
c. other genes whose loci were known
d. marker sequences produced by restriction enzymes
e. X-linked genes
d
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Which one of the following is NOT considered to be one of the macronutrients needed by plants?
A. manganese B. sulfur C. phosphorus D. nitrogen E. potassium
Which of the following has been genetically modified or enhanced for commercialized medical or agricultural purposes?
a. methicillin b. glucagon c. H1N1 flu vaccine d. chickenpox vaccine
If a thylakoid is placed in a basic solution, ATP synthesis will occur. How is this possible?
A. The carbon reactions are blocked in the thylakoid at high pH. B. A proton gradient is created by the difference in pH. C. ATP cannot be broken down at low pH. D. An electron gradient is created by the difference in pH. E. ATP is formed spontaneously at low pH.
Which of the following is NOT true of an
apical meristem?
a. the cells are undifferentiated b. it changes position as the plant increases in size c. growth from apical meristems is called primary growth d. it is responsible for the lengthening of the plant e. all of these are true of apical meristems