Weegy: c
User:
Rosalind Franklin's x-ray diffraction images of DNA gave James Watson and Francis Crick information about DNA's
A.
function.
B.
structure.
C.
optimal temperature range.
D.
location within the cell.
Weegy: C. structure
User:
In DNA molecules nucleotides bond together according to the nitrogenous bases. Which of the following correctly describes how nitrogenous bases bond together?
A.
Purines bond to other purines.
B.
Purines bond to pyrimidines.
C.
Purines and pyrimidines can bond with themselves and each other.
D.
Pyrimidines bond to pyrimidines.
Weegy: c
User:
During DNA replication DNA polymerase lands at origination sites and forms
A.
5' ends.
B.
replication bubbles.
C.
helicase.
D.
proteins.
Weegy: B. replication bubbles.
User:
DNA strands are antiparallel, having both 3' and 5' ends. Which of the following answer choices best models the antiparallel structure of two complementary strands of DNA?
A.
5' AGCTC 3'
5' TCGAG 3'
B.
3' AGCTC 3'
3' TCGAG 3'
C.
3' AGCTC 5'
5' TCGAG 3'
D.
3' AGCTC 3'
5' TCGAG 5'
Weegy: A. 5' AGCTC 3' 5' TCGAG 3'
User:
3' GCTTAGTCAAG 5'
Which of the following nucleotide base sequences complements the section of DNA modeled above?
A.
5' CGATGTCTTAG 3'
B.
5' UTCGAAGACTG 3'
C.
5' CGAATCAGTTC 3'
D.
5' ATCCGACTGGA 3'
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