WHAT STEP IN DNA REPLICATION PRECEDES THE PAIRING OF COMPLEMENTARY BASES?The most important experimental results that suggested to Watson and Crick that DNA was in the form of a helix was
A. the findings of Chargaff that DNA always had equal amounts of A and T and equal amounts of G and C.
We Write Essays for Students
Tell us about your assignment and we will find the best writer for your paper
Get Help Now!Base pairing
A. requires hydrogen bonds.
B. occurs between identical bases.
C. takes place between sugars and phosphates on the two strands in a helix.
D. explains the X-ray results from Rosalind Franklin.
E. occurs between A and C.
.
5 points
Question 2
DNA replication
A. does not require proteins.
B. takes place in the nucleus of the cell.
C. occurs in G1 of interphase.
D. occurs in the cytoplasm of the cell.
E. is constantly happening in a cell.
.
5 points
Question 3
The fact that the two strands composing a DNA molecule are called antiparallel has to do with the orientation of the
A. sugar molecules.
B. bases.
C. hydrogen bonds.
D. sulfide bonds.
E. phosphate molecules.
.
5 points
Question 4
The most important experimental results that suggested to Watson and Crick that DNA was in the form of a helix was
A. the findings of Chargaff that DNA always had equal amounts of A and T and equal amounts of G and C.
B. understanding DNA replication.
C. X-ray data from Rosalind Franklin.
D. the discovery that DNA is wound around histone proteins.
E. Griffithâ€s results with transformation.
.
5 points
Question 5
What step in DNA replication precedes the pairing of complementary bases?
A. mitotic division.
B. polymerization of DNA.
C. separation of the two strands.
D. joining of the two strands.
E. formation of the histone core.
.
5 points
Question 6
A component of bacteria that are often used in biotechnology are
A. exons.
B. operons.
C. introns.
D. plasmids.
E. polypeptides.
.
5 points
Question 7
Normal human body cells contain how many chromosomes?
A. 42
B. 46
C. 23
D. 22
E. 44
.
5 points
Question 8
In recombinant DNA technology, enzymes used to precisely cut DNA are called
A. RNA polymerases.
B. DNA polymerases.
C. vectors.
D. DNA ligases.
E. restriction enzymes.
.
5 points
Question 9
What form of RNA carries instructions from the nucleus to the ribosome?
A. sRNA
B. rRNA
C. tRNA
D. mRNA
E. bRNA
.
5 points
Question 10
The two subunits of the ribosome join during
A. termination of transcription.
B. termination of translation.
C. initiation of translation.
D. elongation.
E. promotion of transcription.
.
5 points
Question 11
In eukaryotes, transcription occurs in the
A. cytoplasm.
B. nucleus.
C. ribosome.
D. mitochondria.
E. cell membrane.
.
5 points
Question 12
In DNA, cytosine bonds to guanine. In RNA, cytosine bonds to
A. uracil.
B. guanine.
C. thymine.
D. cytosine.
E. adenine.
.
5 points
Question 13
The bases are bonded to what part of the backbone of the DNA molecule?
A. the 4†carbon atom of the sugar molecule.
B. the 5†carbon atom of the sugar molecule.
C. the 2†carbon atom of the sugar molecule.
D. the 1†carbon atom of the sugar molecule.
E. the 3†carbon atom of the sugar molecule.
.
5 points
Question 14
The anticodon of the tRNA molecule base pairs with
A. polypeptides.
B. amino acids.
C. mRNA.
PLACE THIS ORDER OR A SIMILAR ORDER WITH GEEK TERM PAPERS TODAY AND GET AN AMAZING DISCOUNT
The post WHAT STEP IN DNA REPLICATION PRECEDES THE PAIRING OF COMPLEMENTARY BASES?The most important experimental results that suggested to Watson and Crick that DNA was in the form of a helix was appeared first on Geek Term Papers.
Welcome to originalessaywriters.com, our friendly and experienced essay writers are available 24/7 to complete all your assignments. We offer high-quality academic essays written from scratch to guarantee top grades to all students. All our papers are 100% plagiarism-free and come with a plagiarism report, upon request
Tell Us “Write My Essay for Me” and Relax! You will get an original essay well before your submission deadline.
