Description : DNA synthesis in laboratory was first achieved by (A) Watson and crick (B) Khorana (C) A.Kornberg (D) Ochoa
Last Answer : Answer : C
Description : The beri-beri, a disease caused by the deficiency of vitamin B1 (Thiamine). It was discovered by (a) Funk (b) G.E. Foxon (c) Eijkmann (d) Stanley
Last Answer : (c) Eijkmann
Description : Vitamin name was used by (a) Goldsmith (b) Funk (c) Hopkin (d) None
Last Answer : (b) Funk
Description : Double helical structure model of the DNA was proposed by (A) Pauling and Corey (B) Peter Mitchell (C) Watson and Crick (D) King and Wooten
Description : Both α-helix and β-pleated sheet conformation of proteins were proposed by (A) Watson and Crick (B) Pauling and Corey (C) Waugh and King (D) Y.S.Rao
Last Answer : Answer : B
Description : DNA mRNA C Proposed by Protein A B The figure gives an important concept in the genetic implication of DNA. Fill the blanks A, B and C. (a) A-Maurice Wilkins, B-Transcription, C-Translation ... c) A-Erwin Chargaff, B-Translation, C-Replication (d) A-Francis Crick, B-Translation, C-Transcription
Last Answer : (d) A-Francis Crick, B-Translation, C-Transcription
Description : The diagram shows an important concept in the genetic implication of DNA. Fill in the blanks A to C. DNA mRNA Proposed by Protein C A B (a) A - Transcription, B -Translation, C - Francis Crick (b) ... , B - Replication, C - James Watson (d) A - Translation, B - Transcription, C - Ervin Chargaff
Last Answer : (a) A - Transcription, B -Translation, C - Francis Crick
Description : Reserve transcription was discovered by : (1) Beadle & Tatum (2) Waston & Crick (3) Temin & Baltimore (4) har Govind Khorana
Last Answer : Temin & Baltimore
Description : Alphabatical nomenclature of vitamins given by (a) K. Funk (b) Hopkin (c) J.C. Drummond (d) All
Last Answer : (c) J.C. Drummond
Description : Idea of deficiency disease was put forward by (a)funk (b) Hopkin (c) Pasteur (d) None
Last Answer : (b) Hopkin
Description : Do you believe that Watson and crick went about their research in an ethical way why or why not?
Last Answer : Need answer
Description : That some human diseases are genetically controlled was first established by (a) Gregor Mendel (b) A E Garrod (c) Watson and Crick (d) William Bateson
Last Answer : Ans:(b)
Description : Which of the following events occurred first? (1) DNA structure of genes was discovered by James D Watson and Francis Crick (2) Yuri Gagarin became the first man in space (3) World's first human heart ... by Dr. Christian Barnard (4) World's first test tube baby Louise Brown was born in U.K.
Last Answer : (1) DNA structure of genes was discovered by James D Watson and Francis Crick Explanation: Discovery of DNA structure of genes: 25 April, 1953; Yuri Gagarin's feat of becoming the first man in space: ... human heart transplant: 3 December, 1967; and World's first test tube baby: 25 July, 1978.
Description : DNA test was developed by – (1) Dr. Alec Jeffreys (2) Dr. V.K. Kashyap (3) Watson and Crick (4) Gregor Mendel
Last Answer : (3) Watson and Crick Explanation: A genealogical. DNA test looks at a person's genetic code at specific locations. Results give information about genealogy or personal ancestry. James D. Watson and Francis Crick are the two scientists who discovered the structure of DNA in 1953.
Description : Explain the Watson - Crick Model of DNA.
Last Answer : The structure of DNA molecule resembles a spirally twisted ladder called double helix. It has a pair of polynucleotide chain running anti-parallel (run parallel to each other but with opposite ... alternatively. The nitrogenous bases connect the two opposite strands like the rungs of a ladder.
Description : Fluid mosaic model of cell membrane was put forward by (a) Danielli and Davson (b) Singer and Nicolson (c) Garner and Allard (d) Watson and Crick.
Last Answer : (b) Singer and Nicolson
Description : Transposable genetic elements (transposons) a. Were First Discovered By Watson And Crick. b. Are Smaller Than Insertion Sequences. c. Are Examples Of Plasmids. d. May Have Information For Antibiotic Resistance.
Last Answer : d. May Have Information For Antibiotic Resistance.
Description : What is Watson and crick Model of DNA?
Last Answer : Each DNA molecule is made of thousands of small units called nucleotides. There are four types of nucleotides in DNA. I. Adenine (A) nucleotides II. Thymine (T) nucleotides III. Cytosine (C) ... two stands formed of nucleotides. These two are linked with each other by cross bands like a ladder.
Description : Describe the molecular model of DNA in brief as given by Watson and Crick.
Last Answer : Ans: 1. DNA is double helical structure resembles a twisted ladder. 2. Each strand shows 5'→ 3' polarity and one strand is antiparallel to the other. Every strand has deoxyribonucleotides. 3 ... consists of 10 base pairs. The angle between the successive nucleotides of the same strand is 36o.
Description : Which of the following events occurred first ? (1) DNA structure of genes was discovered by James D Watson and Francis Crick (2) Yuri Gagarin became the first man in space (3) World's first human heart ... by Dr. Christian Barnard (4) World's first test tube baby Louise Brown was born in U.K
Last Answer : DNA structure of genes was discovered by James D Watson and Francis Crick
Description : DNA test was developed by (1) Dr. Alec Jeffreys (2) Dr. V.K. Kashyap (3) Watson and Crick (4) Gregor Mendel
Last Answer : Watson and Crick
Description : Milk is deficient in which vitamins? (A) Vitamin C (B) Vitamin A (C) Vitamin B2 (D) Vitamin K
Last Answer : (A) Vitamin C
Description : Vitamin for the formation of collagen fibres, teeth, bone, R.B.C. is (a) Vit. K (b) Vit. D (c) Vit. A (d) Vit. C
Last Answer : (d) Vit. C
Description : Vitamin C is (a) Antiviral (b) Anti scurvy (c) Anti rabies (d) All
Last Answer : (d) All
Description : Vitamin B2 is associated with formation of (a) Actomyosin (b) FMN & FAD (c) Fibrinogen (d) Acetylcholine
Last Answer : (b) FMN & FAD
Description : Fertility vitamin (Antisterlity vit.) is (a) Vit. A (b) Vit. E (c) Vit. Q (d) Vit.K
Last Answer : (b) Vit. E
Description : Calciferol (D2) is vitamin of (a) Animal origin (b) Plant origin (c) Blood clotting (d) None
Last Answer : (a) Animal origin
Description : Sunshine vitamin is (a) Vit. A (b) Vit. D (c) Vit. K (d) Vit. E
Last Answer : (b) Vit. D
Description : Earliest exatracted vitamin is (a) Vit. A (b) Vit. C (c) Vit. B1 (d) None
Last Answer : (c) Vit. B1
Description : The function of vitamin K is in (a) Regulation of Ca and P metabolism (b) Carbohydrate metabolism (c) Blood clotting (d) Respiration
Last Answer : (c) Blood clotting
Description : Vitamin A is responsible for (a) Rhodopsin (b) Night blindness (c) Pellagra (d) Cirrhosis
Last Answer : (a) Rhodopsin
Description : Earliest known vitamin is (a) Vit. B (b)Vit. C (c) Vit. D (d) Vit. A
Last Answer : (b)Vit. C
Description : Deficiency of vitamin E causes (a) Beri-beri (b) Scurvy (c) Reduced reproductive capacity (d) Impotancy
Last Answer : (d) Impotancy
Description : Night blindness is caused due to deficiency of (a) Vitamin A (b) Vitamin C (c) Vitamin B (d) Vitamin D
Last Answer : (a) Vitamin A
Description : Deficiency of vitamin K (a) Impotancy (b) Slow clotting of blood (c) Scurvy (d) Pellagra
Last Answer : (b) Slow clotting of blood
Description : Vitamin which is excreted in urine (a) Vit. B12 (b) Vit. C (c) Vit. D (d) Vit. A
Last Answer : (b) Vit. C
Description : Which is not a vitamin (a) Ascorbic acid (b) Nicotinic acid (c) Folic acid (d) Lactic acid
Last Answer : (d) Lactic acid
Description : Hyper keratosis is due to (a) Hypervitaminosis of vitamin A (b) Hypervitaminosis of vitamin C (c) Hypervitaminosis of vitamin K (d) Hypervitaminosis of vitamin B12
Last Answer : (a) Hypervitaminosis of vitamin A
Description : Beauty vitamin is (a) Vit. K (b) Vit. A (c) Vit. C (d) vit. E
Last Answer : (d) vit. E
Description : Which among the following is a vitamin for healing (a) vit. D (b) Vit. C (c) Vit. A (d) Vit. M
Description : Enterokinase is (a) Enzyme (b) Hormone (c) Vitamin (d) None
Last Answer : (a) Enzyme
Description : Vitamin which is insoluble in fat: (a) Ascorbic acid (b) Calciferol (c) Both (d)None.
Last Answer : (a) Ascorbic acid
Description : Deficiency of vitamin C causes : (a) Chelosis (b) Scurvy (c) Pellagra (d) Anemia
Last Answer : (b) Scurvy
Description : Vitamin K is found in: (a) Carrots (b) Citrus fruit (c) Green leaves (d) None
Last Answer : (b) Citrus fruit
Description : Night blindness is due to deficiency of vitamin: (a) A1 (b) A2 (c) D (d)B complex
Last Answer : (a) A1
Description : In which of the following vitamin A is absent : (a)Yeast (b) Carrots (c) Fish liver oil (d) Egg Yolk
Last Answer : (a)Yeast
Description : Which of the following vitamin does not have coenzyme activity (a) Folic Acid (b) Riboflavin (c) Biotin (d) Tocopherol (Vitamin E)
Last Answer : (d) Tocopherol (Vitamin E)
Description : Which combination is incorrect (a)Niacin-Pellagra (b)Thiamin-Beriberi (c) Vitamin K-Sterility (d) Vitamin D-Rickets
Last Answer : (c) Vitamin K-Sterility
Description : Scurvy disease is produced in the deficiency of : (a) Vitamin C (b) Vitamin E (c) Vitamin K (d) Vitamin A
Last Answer : (a) Vitamin C
Description : Yeast is source of (a) Vitamin A (b) Vitamin D (c) Vitamin C (d) Riboflavin
Last Answer : (d) Riboflavin