MCB4304 Exam 3 Study Questions & Answers 2024/2025
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Course
MCB4304
Institution
MCB4304
MCB4304 Exam 3 Study Questions & Answers 2024/2025
Which of the following features is common to DNA, RNA, and Proteins? - ANSWERSThey are polymers
Which of the following can be classified as a dehydration reaction - ANSWERSall choices are correct
Which of the codons would not be recogniz...
MCB4304 Exam 3 Study Questions &
Answers 2024/2025
Which of the following features is common to DNA, RNA, and Proteins? - ANSWERSThey are polymers
Which of the following can be classified as a dehydration reaction - ANSWERSall choices are correct
Which of the codons would not be recognized by release factors during translation? - ANSWERSAUG
mRNA ecodes a gene - ANSWERSfalse
A segment of DNA is considered upstream when it is located on the 5" end of the start site. -
ANSWERSTrue
The first two bases and the last two bases in the splicing signal consensus sequence are... - ANSWERSGU-
AG
"Snurps" are composed of... - ANSWERSRNA and protein
The catalytic center of the spliceosome appears to include... - ANSWERSMg2+, U2, and U6 snRNP, and
the branch point region of the intron
The expressed region of the gene are referred to as.......while the noncoding regions are called..... -
ANSWERS1) exons
2) introns
The process by which introns are removed from immature mRNA is called - ANSWERSRNA splicing
, Velado is a membrane protein and is found in a region in the brain, which is know as..... -
ANSWERSMushroom bodies
dunce, cabbage, amnesiac, rutabega, radish, turnip are names of - ANSWERSmutation
What is the first stage in signal transduction? - ANSWERSreception
"M" in MAPK stands for - ANSWERSmitogen
CREB stands for cAMP....element binding protein - ANSWERSresponse
Which of the following is NOT a function of mRNA cap? - ANSWERSHelps regulate expression of the
mRNA
Poly(A) polymerase can be found in the........of the cell - ANSWERSnucleus and cytoplasm
Poly(A) tails are added to the 5" end of the mRNA molecule - ANSWERSfalse
Pre-mRNA must be cleaved before it is polyadenylated - ANSWERSTrue
The........strand in DNA replication is synthesized discontinuously - ANSWERSlagging
The enzyme responsible for bacterial DNA replication is...... - ANSWERSDNA polymerase III
In most organisms the direction of the DNA replication is - ANSWERSbidirectional
E.coli Base Excision repair starts with the enzyme.......clipping out the damaged base and leaving an
apurinic or apyrimidinic site. - ANSWERSDNA glycosylase
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