Which one of the following is not characteristic of prokaryotic genomes?
A) gene arranged in operons
B) distinct replication site
C) presence of introns
D) may have histone-like proteins associated with the chromatin
E) found in the nucleoid
C) presence of introns
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What are the genotypes of the married couple?
Polydactylism is a dominant trait that results in extra fingers and toes in humans. A polydactyl man marries a woman with 10 fingers and toes. They have a child that has a normal number of digits. The phenotype of the man's father is unknown, but his mother has a normal phenotype. A. woman Dd, man dd B. woman DD, man dd C. woman dd, man DD D. woman dd, man Dd E. woman DD, man Dd or dd
Plant cells are capable of
a. photosynthesis. b. ATP production. c. glucose breakdown. d. aerobic respiration. e. all of these.
Which of the following is a sex-linked disorder?
A) Lesch—Nyhan syndrome B) Alkaptonuria C) Albinism D) Down syndrome E) Tay—Sachs disease
In the chemical equation for burning methane (CH4 + O2 ? CO2 + H2O), CH4 and O2 are the _____ and CO2 and H2O are the _____.
A) molecules; atoms B) reactants; products C) products; reactants D) anions; cations