Ask Biology Expert

Multiple choice  SOLUTIONS

1. The difference in RNA bases compared to DNA bases is

A) RNA contains A instead of T. D) RNA contains A instead of U.
B) RNA contains U instead of G. E) None of the above.
C) RNA contains U instead of T.

2. What is the nucleotide sequence on the DNA template strand that yields the CUA codon for leucine?
A) AUC D) GAT
B) TAG E) CUA
C) CTA


3. What is the nucleotide sequence on the coding DNA strand that yields the CUA codon for leucine?
A) AUC D) GAT
B) TAG E) GUA
C) CTA


4. What are the common promoter regions found in bacterial genes?
A) a Pribnow box about -10 and a -35 region
B) a TATA box about -25 and a CAAT box about -75
C) a Pribnow box about -10 and a TATA box about -25
D) a TATA box about -25 and a -35 region
E) None of the above.


5. Replication moves from
A) 5' → 3' direction. D) 3' → 3' direction.
B) 3' → 5' direction. E) none of the above.
C) 5' → 5' direction.
.
6. Functions of RNA polymerase include
A) searching for promoter sites. D) a and c.
B) unwinding short stretches of DNA. E) a, b, and c.
C) detecting termination signals.

7. Which of the following components of the tRNA is (are) important for the binding specificity of the tRNA synthetase?
A) acceptor stem D) a and b
B) anticodon loop E) a, b, and c
C) TΨC loop

8. Which of the following is (are) required for initiation of protein synthesis in prokaryotes?
A) mRNA
B) the 30S subunit
C) fmet-tRNAf
D) GTP
E) All of the above.

9. What is the order of the tRNA binding sites on the 70S ribosome with respect to the direction of the mRNA?
A) E P A
B) A P E
C) A E P
D) E A P
E) E A P

10. Signals that define the beginning and end of protein synthesis are contained in

A) rRNA. B) tRNA. C) mRNA. D) ribosome. E) protein.

11. Eukaryotic and prokaryotic translation differ primarily in the ________ step.
A) initiation D) all of the above
B) elongation E) none of the above
C) termination

Consider the replicating fork to the right.  It is part of a replicating “bubble”, part of a chromosome being replicated.

 

 

1781_1.png

12. Which piece is the template for the leading strand?
a.1 to 3'b. 6 to 7 c. 2 to 3 d. 5 to 4
e. None of these are correct.


13. Which piece is being synthesized discontinuously?

a.1 to 3'b. 6 to 7 c. 3 to 2 d. 4 to 5 e. All of these are correct.

14. Where would you find a piece of RNA for certain?

a. 1 b. 3 c. 4 d. 6 e. None of these are correct.

Consider the above replicating fork as the telomeric end and part of a chromosome being replicated till the end.

15. Which end of the two newly synthesized fragments will be shorter than the other.

 

2327_1.png

a. 2 b. 3 c. 4 d. 7 e. None of these are correct.

The table at the right represents a part of your genetic code. Answer following questions that relate to this table.

2093_1.png

18. Which of following amino acids is found on a tRNA that has an anticodon of "CCG"?

a. his b. gln c. arg d. gly e. tyr

19. Which of the following has anticodons?

a. mRNA b. tRNA c. rRNA d. proteins e. All of these answers are correct.

20. The only codon for methionine is AUG. Which of the following would be found on the template strand of DNA for this sequence?

a. CAT. b. TAC. c. AUG. d. ATG. e. None of these are correct.

21. The only codon for methionine is AUG. Which of the following would be found on the DNA coding strand for this sequence?
a. CAT. b. TAC. c. AUG. d. ATG. e. None of these are correct.

22. The RNA primer pieces during DNA synthesis are removed by

a. DNA Polymerase I
b. DNA polymerase II
c. DNA polymerase III
d. RNA polymerase
e. None of the above

23. The name of the enzyme capable of synthesizing DNA from RNA template is

a) DNA polymerase
b) RNA polymerase
c) Retrovirus
d) Reverse transcriptase
e) You are a liar. We did not study this.

24. An anticodon sequence is 3'GAI 5'. "I" represents inosine which is a purine. The most likely codon for this is:

a. GAI. b. IAG. c. UUC. d. CUA. e. AUC.

Biology, Academics

  • Category:- Biology
  • Reference No.:- M91923894
  • Price:- $15

Priced at Now at $15, Verified Solution

Have any Question?


Related Questions in Biology

Case study question -case study - mary 21 years old

Case Study Question - Case Study - Mary, 21 years old, presented to the hospital emergency department with an infected laceration on her left foot. Mary was at a beach resort four days ago, when she trod on a broken glas ...

Assignment -the upper-case blue letters are the 14th exon

Assignment - The upper-case, blue letters are the 14th exon (of 20) in the Hephl1 gene in mice. The lower-case (black) letters are from the flanking introns.  The highlighted bases indicate primers that may be used to ge ...

Question - a pure strain of mendels peas dominant for all

Question - A pure strain of mendel's peas, dominant for all seven of his independently assorting genes, was testcrossed. How many different kinds of gametes could the F1 PRODUCE?

Igfbp2 rbp4 and factor d post bariatric surgeryigfbp2 what

IGFBP2/ RBP4 and Factor D Post Bariatric Surgery IGFBP2 ( what the normal physiological action in the body? And how it affectedby obesity? andpost bariatric surgery?) RBP4 (what the normal physiological action in the bod ...

Assignment on nutrition - q1 task you need to select 2

Assignment on Nutrition - Q1. Task: You need to select 2 different age groups of your choice. You will need to plan balanced meals with snacks for a day. Once you have laid out the meal plan you need to: Explain why the ...

Question - gene cloning a please write the steps to clone

Question - Gene Cloning a) Please write the steps to clone the protease gene from Bacillus strain whose genome sequence is not known. b) Express the protease gene to obtain the enzyme in high yield, please plan your prot ...

Instructions address each question below as it relates to

Instructions: Address each question below as it relates to the caw study given. A patient was brought to the Emergency Department by ambulance with two arrow wounds. One arrow is still in the patient on the left side; en ...

Use of molecular tools and bioinforrnatics in the diagnosis

Use of Molecular Tools and Bioinforrnatics in the Diagnosis Characterization of Enteric Pathogens from a Case Study Purpose: The purpose of this project is to familiarize the student with modern molecular tools and bioin ...

Experiment 1 staining video1 open the media player by

Experiment 1: Staining Video 1. Open the Media Player by clicking on the film-strip button in the lower left of the lab's window frame, as shown below. The Media Player is a repository of images, videos, saved snapshots, ...

Chosen dr jan nolta- stem cell researcher head of uc davis

Chosen Dr. Jan Nolta- Stem Cell Researcher Head of UC Davis Stem Cell Program Director Topic Background: early Stem cells have the ability to develop into many different types of cells. Stem Cell Research is not without ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As