Multiple Choice
Which of the following is not true concerning immunoglobulin gene recombination signal sequences?
A) There is a conserved heptamer.
B) There is a conserved nonamer.
C) The conserved sequences are separated by a nonconserved sequence of either a 12 bp or a 23 bp sequence.
D) Recombination occurs between a 12 bp signal and a 23 bp signal.
E) Recombination only occurs between two heptamers.
Correct Answer:

Verified
Correct Answer:
Verified
Q10: In _transposition both strands of the original
Q11: Individuals with SCID,severe combined immunodeficiency disease,have defective
Q12: In order for P element transfer to
Q13: Antibiotic resistance in bacteria can be transferred
Q14: The Ds transposable element of maize cannot
Q16: Insertion sequences are transposable elements that can
Q17: _ receptor genes undergo rearrangement in a
Q18: Transposable elements or _ are DNA fragments
Q19: 5'-ACCGTAG-GATGCCA-3'is an example of an inverted repeat
Q20: DNA sequences that resemble normal genes but