To begin transcription the RNA polymerase recognizes a specific DNA sequence called the
1.promoter.
2.terminator.
3.codon.
4.origin of replication.
5.All of the choices are correct.
1
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You prepare the first ever karyotype of an endangered species of frog. Upon examination you find that all the chromosomes are metacentric. This is going to make it difficult to identify
A. which is the p arm of the chromosome. B. which is the q arm of the chromosome. C. the unique G banding for each chromosome. D. if the chromosomes are telocentric. E. both the p and q arms of the chromosome.
The control of gene expression is most commonly found at which juncture?
What will be an ideal response?
The dominant generation in the fungal life cycle is usually
A) unicellular. B) a sporophyte. C) diploid. D) polyploid. E) haploid.
____ food chains tend to predominate in aquatic ecosystems.
A. Higher trophic level B. Primary consumer C. Decomposing D. Grazing E. Detrital