33) Proteins that contain the signal sequence ? _____________ a. Will bind SRP b

Question

33) Proteins that contain the signal sequence ? _____________

a. Will bind SRP

b. Will have their synthesis completed at the rough ER

c. Will become either membrane proteins or secreted proteins

d. All of the above

34) Which of the following type of single base pair change is the least likely to change the

function of the encoded protein ? ____________

a. Silent mutation

b. Nonsense mutation

c. Frame-shift mutation

d. Missense mutation

35) Which chromosomal mutation is most likely to be lethal because one or more essential genes

are lost ? __________________

a. inversion

b. duplication

c. deletion

d. translocation

e. all are equally likely to cause the loss of an essential gene

36) In the human DNA genome, 27% of the nucleotides consist of thymine (T).

Using Chargaff

Explanation / Answer

33) Proteins that contain the signal sequence? _____________

a. Will bind SRP

b. Will have their synthesis completed at the rough ER

c. Will become either membrane proteins or secreted proteins

d. All of the above

34) Which of the following type of single base pair change is the least likely to change the function of the encoded protein? ____________

a. Silent mutation

b. Nonsense mutation

c. Frame-shift mutation

d. Missense mutation

35) Which chromosomal mutation is most likely to be lethal because one or more essential genes are lost? __________________

a. inversion

b. duplication

c. deletion

d. translocation

e. all are equally likely to cause the loss of an essential gene

36) In the human DNA genome, 27% of the nucleotides consist of thymine (T).

Using Chargaff’s rule, you would predict 23 % of nucleotides to be guanine (G).

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