Hybridoma cells are
(a) only cells having oncogenes
(b) product of spore formation in bacteria
(c) nervous cells of frog
(d) hybrid cells resulting from myeloma cells.

1 Answer

Answer :

(d) hybrid cells resulting from myeloma cells.

Related questions

Description : Monoclonal antibodies are prepared by cloning (A) Myeloma cells (B) Hybridoma cells (C) T-Lymphocytes (D) B-Lymphocytes

Last Answer : Answer : B

Description : Antibodies produced by a single clone of myeloma cells are referred to as _____ antibodies. a. Chimeric b. Monoclonal c. Polyclonal d. Hybrid

Last Answer : b. Monoclonal

Description : Hybridoma cells are selected by culturing them in a medium containing (A) Adenine, guanine, cytosine and thymine (B) Adenine, guanine, cytosine and uracil (C) Hypoxanthine, aminopterin and thymine (D) Hypoxanthine, aminopterin and thymidine

Last Answer : Answer : D

Description : Proto-oncogenes are: B A. DNA sequences in cells that are oncogenes themselves B. Cellular copies of genes that were first found in oncogenic retroviruses C. DNA viral sequences that are known to infect human cells D. Bacterial DNA counterparts

Last Answer : Cellular copies of genes that were first found in oncogenic retroviruses

Description : Which of the following statements is not true for cancer cells in relation to mutations? (a) Mutations inactivate the cell control. (b) Mutations inhibit production of telomerase. (c) Mutations in proto-oncogenes accelerate the cell cycle. (d) Mutations destroy telomerase inhibitor.

Last Answer : (b) Mutations inhibit production of telomerase

Description : Clostridium welchii spore formation can be induced only on specified media such as a. Wilson-Blair medium b. Macconkey medium c. Ellner medium d. Thayee-Martion medium

Last Answer : Ans: C

Description : Can a myeloma patient still harvest stem cells for transplant if they've already started chemo?

Last Answer : Protocols for multiple myeloma vary, so it depends on whether an autologous stem cell transplant is planned for your treatment. It’s not clear to me why there was an apparent rush, but you need to check with your oncologist.

Description : Myeloma cells and lymphocytes can be fused by using (A) Calcium chloride (B) Ethidium bromide (C) Polyethylene glycol (D) DNA polymerase

Last Answer : Answer : C

Description : Myeloma cells are lacking in (A) TMP synthetase (B) Formyl transferase (C) HGPRT (D) All of these

Last Answer : Answer : C

Description : The only correct statement about oncoviruses is (A) All the oncoviruses are RNA viruses (B) Reverse transcriptase is present in all oncoviruses (C) Viral oncogenes are identical to human protooncogens (D) Both DNA and RNA viruses can be oncoviruses

Last Answer : Answer : D

Description : Proto-oncogenes: a. are only found in malignant tissues b. are retroviruses capable of causing tumour c. inactivates oncogenes d. regulates cell growth and differentiation

Last Answer : regulates cell growth and differentiation

Description : Illustrate the following with the help of suitable diagrams. a) Regeneration in Planaria b) Budding in Hydra c) Spore formation in Rhizopus

Last Answer : Illustrate the following with the help of suitable diagrams. a) Regeneration in Planaria b) Budding in Hydra c) Spore formation in Rhizopus

Description : In ferns, meiosis takes place at the time of (a) spore formation (b) spore germination (c) gamete formation (d) antheridia and archegonia formation.

Last Answer : (a) spore formation

Description : All the following are examples of asexual spore formation except: a. Arthrospores. b. Conidia. c. Sporangiospores. d. Basidiospores.

Last Answer : d. Basidiospores.

Description : This early atmosphere was rich in CO2 and H2O. How did oxygen enter our atmosphere? (a) Meteorites. (b) From organisms that evolved to convert CO2 and H20 into sugars (energy), resulting in the waste product oxygen. (c) Volcanic emissions. (d) Methanogenic bacteria.

Last Answer : (b) From organisms that evolved to convert CO2 and H20 into sugars (energy), resulting in the waste product oxygen.

Description : What are proto-oncogenes? -Biology

Last Answer : answer:

Description : What are oncogenes? -Biology

Last Answer : answer:

Description : What is hybridoma technology? -Biology

Last Answer : answer:

Description : What is hybridoma technology? -Biology

Last Answer : answer:

Description : Template-directed DNA synthesis occurs in all the following except (A) The replication fork (B) Polymerase chain reaction (C) Growth of RNA tumor viruses (D) Expression of oncogenes

Last Answer : Answer : C

Description : Protein which renders a cell less susceptible to attack by viruses is called - (1) Actomyosin (2) Chloromycetin (3) Hybridoma (4) Inferon

Last Answer : (4) Inferon Explanation: Interferons are proteins which render the cells less susceptible to attack by viruses. Interferons are proteins made and released by host cells in response to the presence of pathogens such as viruses, bacteria, parasites or tumor cells.

Description : A hybridoma cell a. Secretes monoclonal antibodies. b. Presents antigens on its surface. c. Secretes polyclonal antibodies. d. Is an antigen-presenting cell

Last Answer : d. Is an antigen-presenting cell

Description : Protein which renders a cell less susceptible to attack by viruses is called— (1) Actomyosin (2) Chloromycetin (3) Hybridoma (4) Inferon 

Last Answer : Inferon

Description : What would a frog-man hybrid be like?

Last Answer : It would need gills to breath underwater, and lungs and a mouth to breath on land. I'd say a defining anatomical feature of frogs are their legs, so maybe it would have those. Frogs reproduce ... anything like, a frog with pinkish skin, or a human with horrible slimy flesh and anything in between.

Description : India’s wheat yield revolution in the 1960s was possible primarily due to (a) hybrid seeds (b) increased chlorophyll content (c) mutations resulting in plant height reduction (d) quantitative trait mutations.

Last Answer : (d) quantitative trait mutations.

Description : An increase in the number of new cells in an organ or tissue that is reversible when the stimulus for production of new cells is removed is termed a) Hyperplasia. Hyperplasia occurs as cells multiply ... in the number of new cells in an organ or tissue continues after the stimulus is removed.

Last Answer : a) Hyperplasia. Hyperplasia occurs as cells multiply and are subjected to increased stimulation resulting in tissue mass enlargement.

Description : What's the survival rate of Multiple Myeloma in a 17 year old girl?

Last Answer : Haven’t you talked to your doctor?You need to.Also get some books on the subject and read,read ,read!Maybe contact some groups in your area that deal with kind of disease.Start by talking to your doctor.

Description : A synthetic nucleotide analogue, 4-hydroxypyrazolopyrimidine is used in the treatment of (A) Acute nephritis (B) Gout (C) Cystic fibrosis of lung (D) Multiple myeloma

Last Answer : Answer : B

Description : In increase in α2-Globulin with loss of albumin in urine suggests (A) Primary immune deficiency (B) Nephrotic syndrome (C) Cirrhosis of liver (D) Multiple myeloma

Last Answer : Answer : B

Description : In one of the following the quality of the protein synthesized is affected: (A) Diabetes mellitus (B) Gont (C) Multiple myeloma (D) Primaquine sensitivity

Last Answer : Answer : C

Description : Bence Jones proteins may be excreted in urine of patients suffering from (A) Tuberculosis (B) Diabetes mellitus (C) Multiple myeloma (D) Hyperthyroidism

Last Answer : Answer : C

Description : What is a myeloma protein ?

Last Answer : It is a monoclonal immunoglobulin produced from a myeloma cell.

Description : Amyloidosis: a. the protein stained with Lugol's iodine b. the deposition is extracellular c. AL type is seen in 15% of patients with multiple myeloma. d. all above

Last Answer : all above

Description : Oral mucosa and skin pigmentation occurs in patient with:** A. Diabetes mellitus B. Addison’s disease C. Multiple myeloma D. Squamous cell carcinoma E. Bright’s disease F. Cushing’s disease

Last Answer : B. Addison’s disease

Description : Radiopaque lesions are seen in: A. Multiple myeloma B. Paget’s disease C. Hyperparathyroidism D. Chronic renal failure

Last Answer : B. Paget’s disease

Description : Biopsy is least useful in the diagnosis of, A. Geographic tongue B. Aphthous ulcer C. Cysts D. Granuloma E. Myeloma

Last Answer : A. Geographic tongue

Description : Frog is not able to digest cellulose but the rabbit can do so as rabbit has (a) Duodenum where cellulose are digested (b) Stomach which contain certain cellulose digesting bacteria (c) Caecum where cellulose digested (d) None of the above

Last Answer : (c) Caecum where cellulose digested

Description : Which of the following is true in regard to smoking, A. Smokers keratosis is common but metaplasia activity is not recognised B. Redox potential is increased resulting in aerobic bacteria C. Tissue perfusion is decreased resulting in increased infection

Last Answer : A. Smokers keratosis is common but metaplasia activity is not recognised

Description : What is not true about tobacco smoking, A. Redox potential is reduced resulting in anaerobic bacteria B. It is immuno-suppressive C. It is adrenergic

Last Answer : B. It is immuno-suppressive

Description : Fibrinolytic therapy is based on activation of plasminogen, the inactive proteolytic enzyme of plasma that binds to fibrin during the formation of thrombosis. Activation of plasminogen to plasmin results ... TPA all exceed 30 minutes d. Streptokinase is significantly cheaper than urokinase or TPA

Last Answer : Answer: a, b, d Streptokinase is a bacterial protein produced by group C b-hemolytic streptococci. It is therefore antigenic in humans and can be associated with allergic reaction in ... one agent over the other. Streptokinase however, is markedly less expensive than either urokinase or TPA

Description : Pick out the wrong statement about cavitation. (A) Sudden reduction of pressure in a fluid flow system caused by flow separation, vortex formation or abrupt closing of valve leads to cavitation ... (D) Large scale cavitation cannot damage pipeline, restrict fluid flow and damage steam turbine blades

Last Answer : (D) Large scale cavitation cannot damage pipeline, restrict fluid flow and damage steam turbine blades

Description : Probability of cavitation occuring becomes very high, when the local __________ resulting in water bubbles formation, which on rupture cause cavitation (A) Pressure falls below the vapour pressure (B) Pressure becomes very high (C) Temperature becomes low (D) All 'a', 'b' & 'c'

Last Answer : (D) All 'a', 'b' & 'c'

Description : Why does a female frog produce hundreds of egg cells at a time but a female human produces only one egg cell at a time?

Last Answer : Feel Free to Answer

Description : Name the type of cell division in which the two resulting cells carry only half the original number of chromosomes. 

Last Answer : ANSWER: MEIOSIS (pron: my-o-sis)

Description : Compound in which carbons use only sp3 hybrid orbitals for bond formation is (a) CH3CH2CH3 (b) CH3C≡CH (c) CH3CH=CH2 (d) CH2=CH—CH=CH2

Last Answer : CH3CH2CH3

Description : How many cells in the heart of a frog ?

Last Answer : Frog's heart has 3 chambers .

Description : When a diploid female plant is crossed with a tetraploid male, the ploidy of endosperm cells in the resulting seed is (a) tetraploidy (b) pentaploidy (c) diploidy (d) triploidy.

Last Answer : (a) tetraploidy

Description : Four healthy people in their twenties got involved in injuries resulting in damage and death of few cells of the following. Which of the cells are least likely to be replaced by new cells? (a) Liver cells (b) Neurons (c) Malpighian layer of the skin (d) Osteocytes

Last Answer : (b) Neurons