Gene expression is a term that relates to
A) DNA replication.
B) the unique set of genes in an individual.
C) the karyotype of a chromosome set.
D) how genes are passed from parent to offspring.
E) the flow of genetic information from DNA to proteins.
E
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In eukaryotes, the normal or default state is that genes are turned _____
A) off through their association in nucleosomes B) off through their association with exons C) on through their association with exons D) on through their association in nucleosomes
Which of the following statements is not true of the seed plants?
A. Gametes are dispersed via wind or animals. B. They produce pollen. C. The sporophyte is dominant. D. They all produce ovules, which develop into seeds. E. They all produce fruit, which aids in dispersal.
The protostomes are divided into two monophyletic groups, the
A. Lophotrochozoa and Ecdysozoa B. Protostomia and Deuterostomia C. Chordata and Hemichordata D. Eumetazoa and Protozoa
Structurally similar receptor tyrosine kinases have been found in all multicellular animals. This
suggests that ________.
a. RTK genes are resistant to mutation b. RTKs evolved relatively early in the history of animals c. RTKs evolved from G proteins d. RTKs cannot be involved in processes vital to animals e. RTKs have evolved independently of each other in animals