Heavy chains in IgD are of following type: (A) Alpha (B) Gamma (C) Delta (D) Epsilon

Heavy chains in IgD are of following type: (A) Alpha (B) Gamma (C) Delta (D) Epsilon
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Constant segment genes of heavy chains are present in a cluster in which the first gene on side is (A) Alpha (B) Gamma (C) Delta (D) None of these

Description : Constant segment genes of heavy chains are present in a cluster in which the first gene on side is (A) Alpha (B) Gamma (C) Delta (D) None of these

Last Answer : Answer : D

Gamma heavy chains are present in (A) IgA (B) IgG (C) IgM (D) IgD

Description : Gamma heavy chains are present in (A) IgA (B) IgG (C) IgM (D) IgD

Last Answer : Answer : B

Light chains of immunoglobulins are of following types: (A) Alpha and kappa (B) Alpha and gamma (C) Lambda and delta(D) Kappa and lambda

Description : Light chains of immunoglobulins are of following types: (A) Alpha and kappa (B) Alpha and gamma (C) Lambda and delta(D) Kappa and lambda

Last Answer : Answer : D

If the amino group and a carboxylic group of the amino acid are attached to same carbon atom, the amino acid is called as (A) Alpha (B) Beta (C) Gamma (D) Epsilon

Description : If the amino group and a carboxylic group of the amino acid are attached to same carbon atom, the amino acid is called as (A) Alpha (B) Beta (C) Gamma (D) Epsilon

Last Answer : Answer : A

If the amino group and a carboxylic group of the amino acid are attached to same carbon atom, the amino acid is called (A) Alpha (B) Beta (C) Gamma (D) Delta

Description : If the amino group and a carboxylic group of the amino acid are attached to same carbon atom, the amino acid is called (A) Alpha (B) Beta (C) Gamma (D) Delta

Last Answer : Answer : A

Gamma heavy chains are of (A) Two types (B) Three types (C) Four types (D) Five types

Description : Gamma heavy chains are of (A) Two types (B) Three types (C) Four types (D) Five types

Last Answer : Answer : C

What is the difference between alpha iron, delta iron and gamma iron ?

Description : What is the difference between alpha iron, delta iron and gamma iron ?

Last Answer : The bcc form of iron exists between room temperature and 910°C, and between 1400°C and the melting point at 1539°C. The lower temperature form is known as alpha -iron and the higher temperature ... The face-centered cubic form existing between 910°C and 1400°C is referred to as gamma-iron .

In thalassemia, an amino acid is substituted in (A) Alpha chain (B) Beta chain (C) Alpha and beta chains (D) Any chain MINERAL METABOLISM 195

Description : In thalassemia, an amino acid is substituted in (A) Alpha chain (B) Beta chain (C) Alpha and beta chains (D) Any chain MINERAL METABOLISM 195

Last Answer : Answer : D

Which of the following statements concerning abnormalities of the haemoglobin molecule is true? 1) Alpha thalassaemia is due to a deficiency of beta-chain production 2) HbS is caused by a single base mutation on the beta-chain 3) genes for the alpha and beta chains are located on the same chromosome 4) in thalassaemia persistance of HbF is an adverse prognostic sign 5) oliguneoclitide probes may assist in the diagnosis of haemoglobinopathies

Description : Which of the following statements concerning abnormalities of the haemoglobin molecule is true? 1) Alpha thalassaemia is due to a deficiency of beta-chain production 2) HbS is caused by a ... is an adverse prognostic sign 5) oliguneoclitide probes may assist in the diagnosis of haemoglobinopathies

Last Answer : Answers-2 Alpha Thalassaemia is due to abnormalities of the alpha chain. Persistence of HbF has survival advnatages in severely affected subjects. C-alpha 16, beta 11. e-Hb electrophoresis(Dr Shu Ho)

Refsum’s disease results from a defect in the following pathway except (A) Alpha-oxidation of fatty acids (B) Beta-oxidation of fatty acids (C) Gamma-oxidation of fatty acids (D) Omega-oxidation of fatty acids

Description : Refsum’s disease results from a defect in the following pathway except (A) Alpha-oxidation of fatty acids (B) Beta-oxidation of fatty acids (C) Gamma-oxidation of fatty acids (D) Omega-oxidation of fatty acids

Last Answer : Answer : A

Immunoglobulins are classified on the basis of (A) Type of light chains (B) Type of heavy chains (C) Types of light and heavy chains (D) Molecular weight

Description : Immunoglobulins are classified on the basis of (A) Type of light chains (B) Type of heavy chains (C) Types of light and heavy chains (D) Molecular weight

Last Answer : Answer : B

Abnormal chain of amino acids in sickle cell anaemia is (A) Alpha chain (B) Beta chain (C) Delta chain (D) Gama chain

Description : Abnormal chain of amino acids in sickle cell anaemia is (A) Alpha chain (B) Beta chain (C) Delta chain (D) Gama chain

Last Answer : Answer : B

Abnormal chain of amino acids in sickle cells anaemia is (A) Alpha chain (B) Beta chain (C) Gama chain (D) Delta chain

Description : Abnormal chain of amino acids in sickle cells anaemia is (A) Alpha chain (B) Beta chain (C) Gama chain (D) Delta chain

Last Answer : Answer : B

The immunoglobulins are classified on the basis of (A) Light chains (B) Heavy chains (C) Carbohydrate content (D) Electrophoretic mobility

Description : The immunoglobulins are classified on the basis of (A) Light chains (B) Heavy chains (C) Carbohydrate content (D) Electrophoretic mobility

Last Answer : Answer : B

Immunoglobulins are characterized by their (A) Heavy chains (B) Molecular weight (C) Light chains (D) Electrophoretic behaviour

Description : Immunoglobulins are characterized by their (A) Heavy chains (B) Molecular weight (C) Light chains (D) Electrophoretic behaviour

Last Answer : Answer : A

Bence-Jones protein is (A) An immunoglobulin (B) A dimer of heavy chains (C) A dimer of light chains (D) A dimer of one heavy and one light chains

Description : Bence-Jones protein is (A) An immunoglobulin (B) A dimer of heavy chains (C) A dimer of light chains (D) A dimer of one heavy and one light chains

Last Answer : Answer : C

IgG cleaved by papain into (A) Two light and two heavy chains (B) Two Fab and one Fc fragments (C) Two pairs of one light and one heavy chain each (D) One Fab and two Fc fragments

Description : IgG cleaved by papain into (A) Two light and two heavy chains (B) Two Fab and one Fc fragments (C) Two pairs of one light and one heavy chain each (D) One Fab and two Fc fragments

Last Answer : Answer : B

Constant segments of heavy chains are of (A) Five types (B) Six types (C) Seven types (D) Eight types

Description : Constant segments of heavy chains are of (A) Five types (B) Six types (C) Seven types (D) Eight types

Last Answer : Answer : D

The effector function of antibody is performed by (A) Variable region of light chains (B) Constant region of heavy chains (C) Variable regions of light and heavy chains (D) Constant regions of light and heavy chains

Description : The effector function of antibody is performed by (A) Variable region of light chains (B) Constant region of heavy chains (C) Variable regions of light and heavy chains (D) Constant regions of light and heavy chains

Last Answer : Answer : D

Recognition of antigen is the function of (A) Variable region of light chains (B) Variable regions of light and heavy chains (C) Constant region of heavy chains (D) Constant regions of light and heavy chains

Description : Recognition of antigen is the function of (A) Variable region of light chains (B) Variable regions of light and heavy chains (C) Constant region of heavy chains (D) Constant regions of light and heavy chains

Last Answer : Answer : B

IgM possesses (A) Two light chains and two heavy chains (B) Four light chains and four heavy chains (C) Six light chains and six heavy chains (D) Ten light chains and ten heavy chains

Description : IgM possesses (A) Two light chains and two heavy chains (B) Four light chains and four heavy chains (C) Six light chains and six heavy chains (D) Ten light chains and ten heavy chains

Last Answer : Answer : D

The variable region of heavy chains has (A) One hypervariable region (B) Two hypervariable regions (C) Three hypervariable regions (D) Four hypervariable regions

Description : The variable region of heavy chains has (A) One hypervariable region (B) Two hypervariable regions (C) Three hypervariable regions (D) Four hypervariable regions

Last Answer : Answer : D

The molecular weight of heavy chains is (A) 20,000–25,000 (B) 25,000–50,000 (C) 50,000–70,000 (D) 70,000–1,00,000

Description : The molecular weight of heavy chains is (A) 20,000–25,000 (B) 25,000–50,000 (C) 50,000–70,000 (D) 70,000–1,00,000

Last Answer : Answer : C

Which of the following type of radiation does not originate within the nucleus ? (a) Alpha (b) Beta (c) Gamma (d) X - rays

Description : Which of the following type of radiation does not originate within the nucleus ? (a) Alpha (b) Beta (c) Gamma (d) X - rays

Last Answer : Ans:(d)

Which is the electromagnetic wave ? ① Alpha ray , ② beta ray , gamma ray , ④ cathode ray

Description : Which is the electromagnetic wave ? ① Alpha ray , ② beta ray , gamma ray , ④ cathode ray

Last Answer : Gamma ray electromagnetic waves.

If `cosalpha+cosbeta+cosgamma=0=sinalpha+sinbeta+singamma`, then which of the following is/are true:- (a)`cos(alpha-beta)+cos(beta-gamma)+cos(gamma-de

Description : If `cosalpha+cosbeta+cosgamma=0=sinalpha+sinbeta+singamma`, then which of the following is/are true:- (a)`cos(alpha-beta)+cos(beta-gamma)+cos(gamma-de

Last Answer : If `cosalpha+cosbeta+cosgamma=0=sinalpha+sinbeta+singamma`, then which of the following is/are true:- (a)`cos( ... D. `A` is true and `B` is false

The order of acidic strength of the hydrogen atom `(H_(alpha), H_(beta), H_(gamma))` in the given molecule is : `CH_(3)-underset(H_(beta))underset(|)(

Description : The order of acidic strength of the hydrogen atom `(H_(alpha), H_(beta), H_(gamma))` in the given molecule is : `CH_(3)-underset(H_(beta))underset(|)(

Last Answer : The order of acidic strength of the hydrogen atom `(H_(alpha), H_(beta), H_(gamma))` in the given molecule ... D. `H_(beta)gt H_(alpha) gt H_(gamma)`

Assertion (A) : `beta`-particles have greater penetrating power than `alpha`-rays but less than `gamma`-rays Reason (R ) : `beta`-particles are lighte

Description : Assertion (A) : `beta`-particles have greater penetrating power than `alpha`-rays but less than `gamma`-rays Reason (R ) : `beta`-particles are lighte

Last Answer : Assertion (A) : `beta`-particles have greater penetrating power than `alpha`-rays but less than `gamma`-rays ... . If both (A) and (R ) are incorrect.

The correct order of ionising capcity of `alpha, beta` and `gamma`-rays is

Description : The correct order of ionising capcity of `alpha, beta` and `gamma`-rays is

Last Answer : The correct order of ionising capcity of `alpha, beta` and `gamma`-rays is A. `alpha gt beta gt gamma` ... alpha gt beta` D. `beta gt gamma gt alpha`

Density order of `alpha, beta, gamma` forms in Sulphur

Description : Density order of `alpha, beta, gamma` forms in Sulphur

Last Answer : Density order of `alpha, beta, gamma` forms in Sulphur A. `alpha gt beta gt gamma` B. `alpha lt beta ... gt beta` D. `S_(gamma)gtS_(alpha)gtS_(beta)`

Terbutaline has a preference for stimulation of which of the following receptors? (a) Alpha (b) Gamma (c) Beta 1 (d) Beta 2 (e) Dopaminergic

Description : Terbutaline has a preference for stimulation of which of the following receptors? (a) Alpha (b) Gamma (c) Beta 1 (d) Beta 2 (e) Dopaminergic

Last Answer : Ans: D

The nature of light waves is similar to (a) Cosmic rays (b) Cathode rays (c) Alpha rays (d) Gamma rays

Description : The nature of light waves is similar to (a) Cosmic rays (b) Cathode rays (c) Alpha rays (d) Gamma rays

Last Answer : Ans:(d)

Consider the following statements: 1. The nuclear forces are short range forces. 2. Alpha rays emitted by a radionuclide are helium nucleus. 3. Gamma rays are electromagnetic waves. 4. Beta rays emitted by a radionuclide are negatively charged particles. The correct statements are: (a) 1, 2 and 4 only (b) 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only

Description : Consider the following statements: 1. The nuclear forces are short range forces. 2. Alpha rays emitted by a radionuclide are helium nucleus. 3. Gamma rays are electromagnetic waves. 4. Beta rays emitted by a radionuclide are negatively ... 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only

Last Answer : Ans:(c)

The maximum biological damage is produced by – (1) X rays (2) gamma - rays (3) beta - rays (4) alpha - rays

Description : The maximum biological damage is produced by – (1) X rays (2) gamma - rays (3) beta - rays (4) alpha - rays

Last Answer : (2) gamma - rays Explanation: Gamma radiation, also known as gamma rays, is electromagnetic radiation of high frequency and therefore high energy. Gamma rays are ionizing radiation and are thus biologically hazardous.

The radiation that can penetrate deepest in our body – (1) UV-radiation (2) Alpha-particles (3) a-particles (4) Gamma-particles

Description : The radiation that can penetrate deepest in our body – (1) UV-radiation (2) Alpha-particles (3) a-particles (4) Gamma-particles

Last Answer : (4) Gamma-particles Explanation: The ability of radioactivity to pass through materials is called its penetrating ability. Penetrating ability depends on the size of the radioactive particle. Alpha particles are the biggest, beta particles are very much smaller and gamma rays have no mass.

Isobar is produced by the emission of which of the following? (1) X-ray (2) Gamma ray (3) Beta ray (4) Alpha ray

Description : Isobar is produced by the emission of which of the following? (1) X-ray (2) Gamma ray (3) Beta ray (4) Alpha ray

Last Answer : (3) Beta ray Explanation: Isobar, in nuclear physics, any member of a group of atomic or nuclear species all of which have the same mass number-that is, the same total number of protons and ... because either a neutron is converted to a protonor a proton is converted to a neutron in the process.

A radioactive substance emits? (1) alpha particle (2) beta particle (3) gamma particle (4) all of the three

Description : A radioactive substance emits? (1) alpha particle (2) beta particle (3) gamma particle (4) all of the three

Last Answer : (4) all of the three Explanation: Radioactive substances are continually producing three kinds of dangerous radiation: alpha particles, beta particles and gamma rays. These types of radiation are invisible to the naked eye, and so you won't see a green glow.

Mention the penetrative power of alpha, beta and gamma particles.

Description : Mention the penetrative power of alpha, beta and gamma particles.

Last Answer : Type of particles Alpha Beta Gamma Penetrative power Blocked by paper, human skin Penetrate through skin but blocked by glass or some metals Penetrates skin and damage cells. They cannot be blocked

Which of the following is generally used for induced mutagenesis in crop plants? (a) X-rays (b) UV (260 nm) (c) Gamma rays (from cobalt-60) (d) Alpha particles

Description : Which of the following is generally used for induced mutagenesis in crop plants? (a) X-rays (b) UV (260 nm) (c) Gamma rays (from cobalt-60) (d) Alpha particles

Last Answer : (c) Gamma rays

The following are water insoluble lens proteins: a. alpha crystalline b. beta crystalline c. gamma crystalline d. all above

Description : The following are water insoluble lens proteins: a. alpha crystalline b. beta crystalline c. gamma crystalline d. all above

Last Answer : all above

Which of the following has the slowest conduction velocity. a. alpha fibers b. beta fibers c. gamma fibers d. B fibers e. C fibers

Description : Which of the following has the slowest conduction velocity. a. alpha fibers b. beta fibers c. gamma fibers d. B fibers e. C fibers

Last Answer : C fibers

Of the hemolytic groups of streptococci, _____ is the most dangerous because the organisms completely destroy red blood cells. a. alpha hemolytic group b. the beta hemolytic group c. the gamma hemolytic d. strep viridins group

Description : Of the hemolytic groups of streptococci, _____ is the most dangerous because the organisms completely destroy red blood cells. a. alpha hemolytic group b. the beta hemolytic group c. the gamma hemolytic d. strep viridins group

Last Answer : b. the beta hemolytic group

Give the characteristics of Alpha , Beta & Gamma rays.

Description : Give the characteristics of Alpha , Beta & Gamma rays.

Last Answer : Characteristics of Alpha Rays : (1) Composition : They are comprised of positively charged particles. (2) Speed : Their speed is about 1/10 th of the speed of light. (3) Penetration : They cannot pass ... in any electric field. Hence they carry no charge. (5) Ionization : They can ionize air or gas.

The thermal radiation emitted by a blackbody heated to a given temperature.  a. Gamma Radiation  b. Black Body Radiation  c. Electromagnetic Radiation  d. Alpha Radiation

Description : The thermal radiation emitted by a blackbody heated to a given temperature.  a. Gamma Radiation  b. Black Body Radiation  c. Electromagnetic Radiation  d. Alpha Radiation

Last Answer : Black Body Radiation

Which of the following three nuclear radiations is the most penetrating? w) alpha x) beta y) gamma

Description : Which of the following three nuclear radiations is the most penetrating? w) alpha x) beta y) gamma

Last Answer : ANSWER: Y -- GAMMA

In radioactive decay, the emission of an electron is characteristic of: w) Alpha decay x) Beta decay y) Gamma decay z) X-rays

Description : In radioactive decay, the emission of an electron is characteristic of: w) Alpha decay x) Beta decay y) Gamma decay z) X-rays

Last Answer : ANSWER: X -- BETA DECAY

The atomic number of a nucleus will increase by 1 if which of the following is emitted by the nucleus? w) an alpha particle x) a positron y) a beta particle z) a gamma ray

Description : The atomic number of a nucleus will increase by 1 if which of the following is emitted by the nucleus? w) an alpha particle x) a positron y) a beta particle z) a gamma ray

Last Answer : ANSWER: Y -- BETA PARTICLE 

What form of radiation most closely resembles X-rays? w) alpha x) beta y) gamma z) neutron

Description : What form of radiation most closely resembles X-rays? w) alpha x) beta y) gamma z) neutron

Last Answer : ANSWER: Y -- GAMMA 

The maximum biological damage is produced by (1) X – rays (2) gamma – rays (3) beta – rays (4) alpha – rays

Description : The maximum biological damage is produced by (1) X – rays (2) gamma – rays (3) beta – rays (4) alpha – rays

Last Answer : gamma – rays

The radiation that can penetrate deepest in our body (1) UV-radiation (2) Alpha-particles (3) b-particles (4) Gamma-particles

Description : The radiation that can penetrate deepest in our body (1) UV-radiation (2) Alpha-particles (3) b-particles (4) Gamma-particles

Last Answer : Gamma-particles