The 'rule" formulated by Chargaff states that
A) A = C and G = T in any molecule of DNA.
B) A = U and G = C in any molecule of RNA.
C) A = T and G = C in any molecule of DNA.
D) A = G and C = T in any molecule of DNA.
E) DNA and RNA are made up of the same four nitrogenous bases.
C
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If a population was in Hardy-Weinberg equilibrium, then ____ would occur in that population.
A. directional selection B. an increase of recessive alleles C. no evolutionary changes D. assortive mating E. natural selection
A promoter is a regulatory region located at the ____
a. beginning of a gene b. end of a gene c. beginning of a chromosome d. centromere of a chromosome e. end of a chromosome
Which of the following traits is not characteristic of amniotes?
a. internal fertilization b. waterproof skin c. aquatic larval stage d. egg that can develop on land
The total resources a population consumes and the wastes it produces is its ____
a. ecological footprint b. vital capacity c. carrying capacity d. nonrenewable resources e. limiting factor