The fact that the helixes of the DNA strand are arranged in opposite directions gives DNA its _____ characteristics
A. antiparallel
B. complementary
C. redundant
D. water-soluble
A
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The phenomenon of ________ in allopolyploids consists of more rapid growth, increased fruit and flower production, and improved disease resistance
Fill in the blank(s) with correct word
To be diagnosed as having hypertension, you consistently will have a diastolic pressure of ______ mm
Hg and a systolic pressure of _____ mm Hg. a. 120; 80 b. 80; 120 c. 90; 140 d. 140; 90 e. 120; 73
One mole of a substance contains 6.02 x 1023 molecules. The atomic number of Li is 3 and the atomic mass is approximately 7. If you have three moles of Li, how many grams does it weigh?
A. 21 B. 9 C. 7 x 6.02 x 1023 D. 3 x 6.02 x 1023
A resolution of 1 ?m would be better than a resolution of 0.5 ?m
Indicate whether the statement is true or false