Comparative genomics is the field of genomics that studies the functions of genes and nongene sequences in genomes. Indicate whether the statement is true or false
False - Functional
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The KN-1 gene in maize is normally expressed in ____
a. in primary meristems, where it initiates the process of differentiation b. in apical meristems, where it maintains the undifferentiated state c. in apical meristems, where it initiates the process of differentiation d. in primary meristems, where it maintains the undifferentiated state e. in lateral meristems, where it initiates the process of secondary growth
How many covalent bonds can an individual carbon atom form?
a. 1 b. 2 c. 4 d. 8
Which of the following conclusions can be made if two identical insertion sequences are identified in separate locations on a chromosome?
A. The insertion sequence was a "cut-and-paste" transposon. B. The insertion sequence was transferred via replicative transposition. C. The insertion sequence was transferred via simple transposition. D. A mutation occurred during transposition of the insertion sequence.
The figure below shows phenotypic measures for fossils that have been taxonomically classified as belonging to two different species. Which of the following scenarios are possible explanations for the observed pattern?
a. several extinction events (taxonomic classification underestimates number of species) b. one extinction event (taxonomic classification matches the number of species) c. no extinction event (taxonomic classification overestimates the number of species) d. All of the above