the prose Darwin used to describe his broad theory of evolution is "Descent with ---"
Fill in the blank(s) with the appropriate word(s).
Modification
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Which of the following components is not associated with the primary cell wall?
A) cellulose microfibrils B) hemicelluloses C) pectins D) glycoproteins E) lignins
Transcription of ribosomal RNA is primarily the function of
A) primase. B) RNA polymerase I. C) RNA polymerase II. D) RNA polymerase III. E) mitochondrial RNA polymerase.
A paracentric inversion heterozygote contains a normal chromosome with the long-arm gene order GENE and an inverted chromosome with the long-arm gene order GNEE. They form an inversion loop to pair during prophase I of meiosis
If a single crossover occurs between the G and the E segments of the loop, what will be the gene orders in the resulting recombinant dicentric chromosome and acentric fragment? Assume crossing over occurs at the four-strand stage involving two nonsister chromatids.
In DNA transcription, a promoter is _____.
A) a start signal B) a DNA base sequence C) the location that binds RNA polymerase D) all of the choices