Structural isomers
A. contain the same number of atoms/elements, but in different arrangements.
B. are exemplified by glucose and galactose.
C. are formed by different arrangements of the -COOH groups.
D. may be referred to as the -D and -L forms.
E. contain the same number of atoms/elements, but in different arrangements AND are exemplified by glucose and galactose.
E
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At equilibrium, the concentrations of the reactants equals that of the products
Indicate whether the statement is true or false.
Cholecystokinin hormone promotes weight loss
1.True 2.False
Which one of the following is necessary for messenger RNA to be formed in the nucleus?
A. Ribosomes must be present. B. The cell must have an abundant supply of DNA nucleotides. C. RNA polymerase must be present and functioning. D. Chromosomes must be synapsed.
According to the sliding filament model of muscle contraction, a sarcomere contracts when its
A) thick filaments slide across its Z lines. B) thin filaments slide across its Z lines. C) thin filaments slide along its thick filaments. D) thick filaments move closer together.