The genetic code is said to be triplet, meaning that there ________
A) may be three ways in which an amino acid may terminate a chain
B) are three bases in mRNA that code for an amino acid
C) are three amino acids per base in mRNA
D) are three "nonsense" triplets
E) None of the answers listed is correct.
B
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A rod-shaped bacterium is referred to as a ________
a. coccus b. spirillum c. pili d. bacillus
At how many degrees north and south latitude from
the equator does air rise as a result of differential heating and cooling? a. 10 b. 30 c. 40 d. 60 e. 75
If you were cast upon a desert island with no fresh water to drink, which of the following would
increase in your bloodstream in an effort to conserve water? a. erythropoietin b. oxytocin c. insulin d. antidiuretic hormone e. glucose
Most angiosperms have alternate phyllotaxy. What allows each leaf to get the maximum exposure to light and reduces shading of lower leaves?
A) a leaf area index above 8 B) self-pruning C) one leaf only per node D) leaf emergence at an angle of 137.5°F from the site of previous leaves E) a leaf area index above 8 and leaf emergence at an angle of 137.5°F from the site of previous leaves