0
Q:

A molecule of dna is a polymer composed of

A) Amines B) Nuceotides
C) Chromosomes D) Fattyacids

Answer:   B) Nuceotides



Explanation:

A molecule of DNA is a polymer composed of nucleotides. Each nucleotide is composed of a nitrogenous base, a five-carbon sugar (deoxyribose), and a phosphate group.

Subject: Biology
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO
Q:

Best suited for areas subject to friction, the epithelial tissue is called as

A) transitional B) simple columnar
C) straited squamous D) areolar
 
Answer & Explanation Answer: C) straited squamous

Explanation:

The number of cell layers and cell types together give rise to 6 different types of epithelial tissue.


1. Simple squamous epithelia

2. Simple cuboidal epithelia

3. Simple columnar epithelia

4. Stratified squamous epithelia

5. Stratified cuboidal epithelia

6. Stratified columnar epithelia

 

Stratified squamous epithelia is best suited for areas subject to friction.

Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

0 22
Q:

Which blood group is called universal donor?

A) AB- B) O-
C) AB+ D) O+
 
Answer & Explanation Answer: B) O-

Explanation:

O- blood group is called universal donor. AB+ is called as universal acceptor.

Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

0 41
Q:

Which helps prevent errors in DNA replication?

A) Complementary base pairing reduce errors B) DNA ligase checks the DNA for errors
C) DNA is located in the ribosomes D) Any base can pair with any other base
 
Answer & Explanation Answer: A) Complementary base pairing reduce errors

Explanation:

DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule. DNA replication occurs in all living organisms acting as the basis for biological inheritance. Complementary base pairing helps prevent errors in DNA replication.

Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

1 16
Q:

What color tubes are used for which tests in phlebotomy?

Answer

Phlebotomy is the process of making an incision in a vein with a needle. The person who performs that is called as Phlebotomist.


 


Given below are tubes color for which test test which one is used is given clearly. They are ::


 


 




Grey-Top_Tube1560254488.jpg image




Grey-Top Tube - Potassium Oxalate. This tube is used primarily for glucose tolerance testing.

 




Lavender-Top_Tube1560254398.jpg image




Lavender-Top Tube - EDTA: EDTA is the anticoagulant used for most hematology procedures. Its primary use is for the CBC and individual components of the CBC. The larger (6ml) tube is used for blood bank procedures.

 



Red-Top_Tube1560254418.jpg image





Red-Top Tube - This tube has no anticoagulant and is used for many chemistry tests, drug levels, and blood bank procedures.



 


Green-Top_Tube1560254472.jpg image




Green-Top Tube - Sodium Heparin or Lithium Heparin


 




Navy_Blue-Top_Tube1560254430.jpg image



Navy Blue-Top Tube - There are two general types - one with K2 EDTA and one with no anti-coagulant. This tube is used primarily for trace metal analysis.

 




Serum_Separator_Tube1560254455.jpg image




Serum Separator Tube (SST®) - This tube contains a clot activator and serum gel separator. It has no anticoagulant and is used for many chemistry tests. It cannot be used for certain drug levels or any blood bank procedures.

 


Yellow-Top_Tube1560254507.jpg image



Yellow-Top Tube - ACD (Sol. A or Sol. B).


 


blue_top_tube1560254386.jpg image




Blue-Top Tube - Sodium Citrate (NaCitrate): This tube is primarily used for coagulation studies (PT and PTT). Complete filling of this tube is essential to obtain accurate results.

Report Error

View answer Workspace Report Error Discuss

Subject: Biology Exam Prep: Bank Exams , AIEEE
Job Role: Analyst

0 37
Q:

Another name for a bundle of nerve fibers is

A) Axon B) Tract
C) Fascicles D) None of the above
 
Answer & Explanation Answer: C) Fascicles

Explanation:

Another name for a bundle of nerve fibers is called Fascicles.

Another_name_for_a_bundle_of_nerve_fibers_is1560169494.jpg image

Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

0 30
Q:

Dynamic equilibrium receptors are found in the

A) Vestibule B) Maculae
C) Semicircular Canals D) Cupula
 
Answer & Explanation Answer: C) Semicircular Canals

Explanation:

Dynamic equilibrium receptors are found in the Semicircular Canals. It monitors angular or rotational movements of the head when the body ismoving, such as a figure skater’s spinning, but maintaining balance.

Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE
Job Role: Analyst

1 21
Q:

As an infant, the ability to produce antibodies is

A) about 80% of that of an adult B) nonexistent
C) limited D) the same as an adult
 
Answer & Explanation Answer: C) limited

Explanation:

As an infant, the ability to produce antibodies is limited.

Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk

0 55
Q:

Which process requires cellular energy?

A) Passive transport B) Active transport
C) Both A & B D) None of the above
 
Answer & Explanation Answer: B) Active transport

Explanation:

Active transport is a method of transport of ions or molecules along the cell membrane in the cell from lower to higher concentration region and which needs cellular energy.

There are three main types of Active Transport. They are:

  1. The Sodium-Potassium pump,
  2. Exocytosis, and
  3. Endocytosis.
Report Error

View Answer Workspace Report Error Discuss

Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk

3 68