BSC 108 Exam 3 Kennedy EXAM 2025 UPDATE
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it is a double helix, like a twisted ladder.
the ladder rings are nucleotide subunits and they
The structure of a strand
have a covalent bond to the sugar phosphate
of DNA.
backbone (made of deoxyribose and a phosphate
group)
What are the nucleotide adenine, guanine, cytosine, and thymine
subunits?
How are the subunits held through a hydrogen bond
together?
What are the nucleotide Adenine and thymine
subunits compliments? cytosine and guanine
the parent strand breaks off into two and then
enzymes (DNA polymerases) attach the
How does DNA replicate?
complimentary nucleotide to each side, creating two
separate daughter strands
What is the location site of the origins of replication
where DNA replication
begins on the double helix
called?
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, 7/9/25, 12:48 PM BSC 108 Exam 3 Kennedy EXAM 2025 UPDATE Verified Questions And Answers | Guaranteed Success!! Flashcards | Quizlet
What is created when replication bubbles, they are created because at the
replication proceeds in origin the replication process proceeds in other
both directions? directions, creating a bubble.
It is the location where the parent cells is separating
What is the replication
and the complimentary nucleotide is being added
forks?
creating the two new strands
Phenotypes arise from the actions of a wide variety of
proteins. To get these proteins this is what happens.
How does DNA determine
DNA transfers genetic information through
specific traits
transcription to RNA. Then through translation genetic
(phenotypes)?
info is transferred from RNA into a polypeptide
(protein strand)
It is a single-stranded nucleic acid.
What is the structure of it is the same as DNA except it uses ribose instead of
RNA? deoxyribose in the sugar phosphate backbone and it
uses uracil instead of thymine
transfer RNA: translation of the genetic message
carried in the mRNA into the amino acid language of
tRNA
proteins (converts the three-letter words, codons, of
nucleic acids to the amino acid words of proteins)
What is the function of Messenger molecules carry the coding sequences for
mRNA? protein synthesis and are called transcripts.
ribsosomal RNA
makes up ribosomes which are the organelles in the
rRNA
cytoplasm that coordinate the functioning of mRNA
and tRNA and actually make polypeptides
What two processes do transcription and translation
genes code for specific
proteins?
What is transcription and Transcription is the synthesis of mRNA under the
where does it take place? direction of DNA, nucleus
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