Author: Anonymous

If the DNA sequence given below was double stranded, how many hydrogen bonds would be stabilizing the structure? 5′ A T G C T 3′

For each of the statements related to transcription and translation indicate whether they apply to prokaryotes, eukaryotes, both or neither. Contain a promoter that regulates the transcription of downstream genes [selectiona] mRNA transcripts include a 5′ cap and 3′ polyA tail [selectionb] Translation product starts with a formylated methionine [selectionc] Translation takes place in the cytosol [selectiond] Transcription generates polycistronic mRNA [selectione] Transcription termination relies on the formation of a stem loop structure [selectionf]

Primary tissue culture cells are limited in the number of times that they can undergo cell division because

Which statement about Escherichia coli is not correct?

el lápiz

Nosotros [1] estudiantes de la Universidad de Salamanca.

1. [1] autobús 2. [2] foto 3. [3] estudiantes 4. [4] números

ELENA Buenas tardes.FELIPE [1]ELENA Me llamo Elena, ¿y tú?FELIPE [2]ELENA [3]FELIPE El gusto es mío.ELENA [4]FELIPE Soy de Nicaragua. [5]ELENA De España.

I. La hora Select the correct option. (4 x 1 pt. each = 4 pts.)

1. [1] turista 2. [2] comunidades 3. [3] problema 4. [4] chicos