Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Biology Expert

problem: The nitrogenous base found in DNA but not in RNA is:

A) Adenine.       
B) Cytosine.       
C) Guanine.   
D) Thymine.   
E) Uracil.

problem: Which of the following is used to cut DNA molecules chemically at specific sequences?

A) Restriction enzymes       
B) Cloning molecules        
C) Luciferase   
D) Gel electrophoresis

problem: DNA polymerases are used in the laboratory to:

A) Perform gel electrophoresis.           
B) Cure patients of certain genetic diseases.
c) Make many copies of a DNA sequence.       
D) Attach DNA fragments to each other.

problem: The polymerase chain reaction (PCR) is used to:

A) Produce many copies of a selected DNA sequence.
B) Insert DNA from one organism into a new host.
C) Screen for a particular gene.
D) Deliver DNA products into a human patient.

problem: The use of DNA analysis to identify individuals is known as:

A) PCR testing   
B) DNA fingerprinting   
C) Cloning.
D) None of these.

problem: DNA identification of individuals is possible because:

A) Individuals, other than identical twins, are genetically unique.
B) A different restriction enzyme is needed to cut each person’s DNA.
C) A different species of bacteria is needed for the DNA library of each person
D) Each person’s DNA uses a different set of bases.

problem: Which of the following sources would NOT be suitable for DNA fingerprinting analysis?

A) Saliva.   
B) Hair.       
C. Semen.      
D. Red blood cells.   
E. Urine.

problem: Small circular DNA molecules accompanying the main DNA of the bacterial chromosome in a bacterial cell are called:

A) Jumping genes.       
B) Ligases.       
C) Polymerases.       
D) Plasmids.

problem: Procedures that manipulate the genes of organisms are referred to as:

A) DNA fingerprinting.           
B) Genetic engineering.
C) Bacteriophages.           
D) New genetics.

problem: Your child is taking an antibiotic that blocks ribosomes in the pathogenic (disease-causing) bacteria from binding with mRNA. Which of the following processes will not occur in the pathogenic bacteria?

A) Transcription.   
B) Photosynthesis.
C) Translation    .   
D) Osmosis.

Biology, Academics

  • Category:- Biology
  • Reference No.:- M9145

Have any Question? 


Related Questions in Biology

Why biologically is evolved resistance to crop pests

Why, biologically, is evolved resistance to crop pests inevitable?

The allele for hitchhikers thumb is recessive to the

The allele for hitchhiker's thumb is recessive to the dominant straight thumb. In a population of 500 students, 25% have hitchhiker's thumb. How many students would you expect to be homozygous dominant for the trait?

Question identify an organism that lives within 50 miles of

Question: Identify an organism that lives within 50 miles of your home. Write a 1,050- to 1,400-word paper about how the organism has adapted to survive in their specific environment. Include the following points in your ...

Question 1go outside during daylight hours to a natural or

Question 1. Go outside during daylight hours to a natural or semi-natural space (e.g., Burton's Pond, an urban park, your backyard). Sit still for 20 minutes and closely observe the plants and animals around you. Describ ...

Calculate the concentrations at eqbm of h2co3 hco3- co32-

Calculate the concentrations at eqbm of H2CO3, HCO3-, CO32-, and H+ in a saturated aq solution of H2CO3 in which the original concentration of H2CO3 is 0.034M (Ka1= 4.3*10^-7, Ka2 = 4.8*10^-11)

Choose one of the areas mentioned above that you would like

Choose ONE of the areas mentioned above that you would like to learn more about and write two or three paragraphs describing the process and how it relates to metabolism within the cell. Provide at least one specific (na ...

Your optometrist shines a light in your eye and notices

Your optometrist shines a light in your eye and notices your pupil constricts in response to light. She tells you the iris is a muscle that adjust the sizes of the pupil automatically is response to light entering the ey ...

How do specimens move when put under the dissecting

How do specimens move when put under the dissecting microscope?

John is a 53-year old contraction worker who has come into

John is a 53-year old contractIon worker who has come into your office complaining of a sore knee joint. You see a buildup fluid close to the patella (kneecap) but deep to the skin and suspect the soreness is due to burs ...

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, ...

  • 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