Title: Can anyone answer the following questions i have attached a image Post by: trustme on May 19, 2020 Can anyone please answer the questions i have attached an image
Q. You are studying a very short protein-encoding region whose sequence is shown below. The region of sequence shown is from the transcriptional start site to the transcriptional stop site. This region encodes two different polypeptides. The region's one small intron is shown for you in bold. (4 Marks) CT ACGTACTATGTATTCCGATCTATACTCGA TCTAGTCGCA TTCCGA TAAGATCG TAC-Y GATGCA TGATACA T AAGGCTAGATATGAGCTAGATCAGCGTAA GGCTATTCTAG CATG-S' a) What are the sizes of the two polypeptides? b) Which strand is used as a template in transcription for the smaller polypeptide, the upper strand or the lower strand? c) How many nucleotides long would the final processed mRNA made from this gene be (not including the 5' cap and the 3' polyA tail)? d) What is the sequence of the smaller polypeptide? Q2. a) An enzyme telomerase is not functioning in germ cells, what will be the length of the chromosome after multiple rounds of replication (0.5 Marks) b) Some organisms such as bacteria and viruses have circular not linear chromosomes. Explain how having a circular chromosome could solve the problem discussed in the above question. (0.5 Marks) Title: Re: Can anyone answer the following questions i have attached a image Post by: habiba on May 19, 2020 Hello trustme (https://biology-forums.com/index.php?action=profile;u=909957)!
Here are the answers (https://biology-forums.com/gallery/41/6_19_05_20_11_10_27.png) (https://biology-forums.com/index.php?action=gallery;sa=view&id=41687) Let us know if you can use a little more help |