Who proposed that the first form of life could have come from pre-existing non-living organic molecules ?

Who proposed that the first form of life could have come from pre-existing non-living organic molecules ?
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Who proposed that the first form of life could have come from pre-existing non-living organic ... Lamark & Drawin D. Hugo Devrie3s & Dobzhansky
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In 1953 S L Miller created primitive earth conditions in the laboratory and gave experimental evidence for origin of first form of life from pre existing non living organic molecules.

Description : 6. In 1953 S L Miller created primitive earth conditions in the laboratory and gave experimental evidence for origin of first form of life from pre existing non living organic molecules. The ... -reducing atmosphere. d) High temperature, volcanic storms, reducing atmosphere and contains NH3 and CH4

Last Answer : d) High temperature, volcanic storms, reducing atmosphere and contains NH3 and CH4

Who proposed that cells always arises from pre-existing cells?

Description : Who proposed that cells always arises  from pre-existing cells? 

Last Answer : Rudolf Virchow

6. The Theory of Panspermia is still a favourite idea for some astronomers which states that a) Life could have come from pre-existing Life b) Life started from chemicals c) Units of life called spores were transferred to different planets d) Life came out of decaying & rotting matter

Description : 6. The Theory of Panspermia is still a favourite idea for some astronomers which states that a) Life could have come from pre-existing Life b) Life started from chemicals c) Units of life called spores were transferred to different planets d) Life came out of decaying & rotting matter

Last Answer : c) Units of life called spores were transferred to different planets

A 50 years-old man presented after a full mouth extraction complaining that he ”bled all night”. Which of the following pre. existing conditions could be responsible for the post operative bleeding: a. Blood pressure reading of 140/80 b. Gastric ulcer. c. Elevated prothrombin time. d. None of the above.

Description : A 50 years-old man presented after a full mouth extraction complaining that he bled all night . Which of the following pre. existing conditions could be responsible for the post operative bleeding: a. Blood ... 140/80 b. Gastric ulcer. c. Elevated prothrombin time. d. None of the above.

Last Answer : c. Elevated prothrombin time.

A 50 years old man presents after a full mouth extraction complaining that he “bled all night”. Which of the following pre existing conditions could be responsible for the post operative bleeding: A. Blood pressure reading of 180/110 B. Gastric ulcer C. Elevated prothrombin time D. A & C are correct E. None of the above

Description : A 50 years old man presents after a full mouth extraction complaining that he bled all night . Which of the following pre existing conditions could be responsible for the post operative bleeding: A. Blood ... ulcer C. Elevated prothrombin time D. A & C are correct E. None of the above

Last Answer : D. A & C are correct

$ The process of synthesis of complex organic molecules from simpler ones, by the living organisms is called Anabolisms. ! Anabolism is always useful

Description : $ The process of synthesis of complex organic molecules from simpler ones, by the living organisms is called Anabolisms. ! Anabolism is always useful

Last Answer : $ The process of synthesis of complex organic molecules from simpler ones, by the living organisms is called ... wrong D. If both As and R are wrong.

Can I get a 25 year term life insurance policy for someone who has a pre-existing medical condition?

Description : Can I get a 25 year term life insurance policy for someone who has a pre-existing medical condition?

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Listing goals of each existing and proposed project is first step in A. Data Collection B. Establishment of Project council C. Prioritizing the projects D. Identification of project categories

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When proposed depth of construction of a bridge is more than the existing depth of construction in a bridge work, the existing rail level requires a) Lowering b) Lifting* c) Slewing d) None

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Who first showed that cells arise only from pre existing cells? -Biology

Description : Who first showed that cells arise only from pre existing cells? -Biology

Last Answer : answer:

$ Rudolf Virchow was the first to propose that new cells arise only from the pre-existing cells. ! Dividing cells have a low content of DNA.

Description : $ Rudolf Virchow was the first to propose that new cells arise only from the pre-existing cells. ! Dividing cells have a low content of DNA.

Last Answer : $ Rudolf Virchow was the first to propose that new cells arise only from the pre-existing cells. ! Dividing ... wrong D. If both As and R are wrong.

Coenzymes are (A) Heat stable, dialyzable, non protein organic molecules (B) Soluble, colloidal, protein molecules (C) Structural analogue of enzymes (D) Different forms of enzymes

Description : Coenzymes are (A) Heat stable, dialyzable, non protein organic molecules (B) Soluble, colloidal, protein molecules (C) Structural analogue of enzymes (D) Different forms of enzymes

Last Answer : Answer : A

Which one of the following experiments suggests that simplest living organisms could not have originated spontaneously from non-living matter? (a) Larvae could appear in decaying organic matter. (b) Microbes did not appear in stored meat. (c) Microbes appeared from unsterilised organic matter. (d) Meat was not spoiled, when heated and kept sealed in a vessel.

Description : Which one of the following experiments suggests that simplest living organisms could not have originated spontaneously from non-living matter? (a) Larvae could appear in decaying organic matter. (b) Microbes did not ... matter. (d) Meat was not spoiled, when heated and kept sealed in a vessel.

Last Answer : (d) Meat was not spoiled, when heated and kept

Do you support keeping people on existing health plans that were to be canceled; didn't meet min standards, i.e. refusal for pre-existing conditions?

Description : Do you support keeping people on existing health plans that were to be canceled; didn't meet min standards, i.e. refusal for pre-existing conditions?

Last Answer : answer:I find it ironic that the complainers are demanding to keep inferior policies ie. cheap up front, next to worthless when needed. Non-compliant policies should be canceled as planned. I'm one ... of the ACA will soon begin to snowball as more and more people become familiar with it.

How to paint over a pre-existing problem?

Description : How to paint over a pre-existing problem?

Last Answer : answer:Depending on the kind of paint used to paint over the marks, you may not be able to solve the issue without sanding that coat off. i.e. If the paint is peeling, new paint will not adhere ... , meant to cover up marks/etc. with just one coat. Ask your local hardware store for the options.

I need major health insurance and have a pre-existing condition?

Description : I need major health insurance and have a pre-existing condition?

Last Answer : Have you applied for Medicaid?

When will it be possible to buy health insurance with a pre-existing condition?

Description : When will it be possible to buy health insurance with a pre-existing condition?

Last Answer : From my research, it looks like that will not kick in until 2014. Here is the article from The New York Times that details which features will begin when.

Insurance with pre-existing conditions?

Description : Insurance with pre-existing conditions?

Last Answer : Can you say you pay them rent? My daughter does this with student loan people. sometimes she buys the beer

How to get individual insurance with a pre-existing condition?

Description : How to get individual insurance with a pre-existing condition?

Last Answer : Good luck. Talk to the Republicans (who don’t have that problem based on their government backed health care.)

Does anthem health insurance cover pre-existing conditions?

Description : Does anthem health insurance cover pre-existing conditions?

Last Answer : You can go to http://www.medplanaccess.com/anthem/pre_existing_conditions.htm to read more about anthem health insurance.

Nucleotides required for the synthesis of nucleic acids can be obtained from (A) Dietary nucleic acids and nucleotides (B) De novo synthesis (C) Salvage of pre-existing bases and nucleosides (D) De novo synthesis and salvage

Description : Nucleotides required for the synthesis of nucleic acids can be obtained from (A) Dietary nucleic acids and nucleotides (B) De novo synthesis (C) Salvage of pre-existing bases and nucleosides (D) De novo synthesis and salvage

Last Answer : Answer : D

In adipose tissue, glycerol-3-phosphate required for the synthesis of triglycerides comes mainly from (A) Hydrolysis of pre-existing triglycerides (B) Hydrolysis of phospholipids (C) Dihydroxyacetone phosphate formed in glycolysis (D) Free glycerol

Description : In adipose tissue, glycerol-3-phosphate required for the synthesis of triglycerides comes mainly from (A) Hydrolysis of pre-existing triglycerides (B) Hydrolysis of phospholipids (C) Dihydroxyacetone phosphate formed in glycolysis (D) Free glycerol

Last Answer : Answer : C

Mitochondria and chloroplast are (A) semi-autonomous organelles (B) formed by division of pre-existing organelles and they contain DNA but lack protein synthesising machinery. Which one of the following options is correct? (a) (A) is true but (B) is false. (b) Both (A) and (B) are false. (c) Both (A) and (B) are correct. (d) (B) is true but (A) is false.

Description : Mitochondria and chloroplast are (A) semi-autonomous organelles (B) formed by division of pre-existing organelles and they contain DNA but lack protein synthesising machinery. Which one of the following options is correct? (a) ( ... Both (A) and (B) are correct. (d) (B) is true but (A) is false.

Last Answer : (a) (A) is true but (B) is false.

A soil not fully consolidated under the existing over-burden pressure, is called (A) Pre-consolidated (B) Normally consolidated (C) Over-consolidated (D) None of these

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In a group housing project, it is proposed to use pre-fabricated RCC beams and columns. The most useful construction equipment is (a) Derrick Crane (b) Chute (c) Weigh Batcher (d) Transit Mixer

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Last Answer : (a) Derrick Crane

Who among the following demonstrated experimentally that simple organic molecules like sugar s and amino acids could be produced from inorganic molecules if early earth atmosphere is created (a) Donald Brown (b) A.I. Oparin (c) Oscar Miller (d) Stanley Miller

Description : Who among the following demonstrated experimentally that simple organic molecules like sugar s and amino acids could be produced from inorganic molecules if early earth atmosphere is created (a) Donald Brown (b) A.I. Oparin (c) Oscar Miller (d) Stanley Miller

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Pick up the correct statement from the following: (A) To an agriculturist, soil is the substance existing on the earth's surface, which grows and develops plants (B) To a geologist, soil is the material in a relatively thin surface zone within which roots occur, and rest of the crust is termed as rock irrespective of hardness (C) To an engineer, soil is the unaggregated and uncemented deposits of minerals and organic particles covering the earth's crust (D) All the above

Description : Pick up the correct statement from the following: (A) To an agriculturist, soil is the substance existing on the earth's surface, which grows and develops plants (B) To a geologist, soil ... and uncemented deposits of minerals and organic particles covering the earth's crust (D) All the above

Last Answer : (D) All the above

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Description : Which one of the following sequences was proposed by Darwin and Wallace for organic evolution? (a) Overproduction, variations, constancy of population size, natural selection (b) ... variations, natural selection (d) Variations, natural selection, overproduction, constancy of population size

Last Answer : (b) Sea-horse

$ All the living and non living matter is formed of molecules. ! Molecules are of two types (i) Micro-molecules (ii) Macro-molecules.

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Last Answer : $ All the living and non living matter is formed of molecules. ! Molecules are of two types (i) Micro- ... is wrong D. If both As and R are wrong.

.Living organisms have many complex characteristics. Which one of the following is shared by non- living matter as well? A-Homeostasis B- .Tissues C- .ReproductionD- Molecules

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Breaking of big organic molecules in the presence of enzymes is called

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What is a process in which energy is stored in organic molecules?

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Last Answer : A. petrol molecules do not have any hydrogen bond (Answer)

The rate at which light energy is converted into chemical energy of organic molecules is the ecosystem’s (a) net secondary productivity (b) gross primary productivity (c) net primary productivity (d) gross secondary productivity.

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Last Answer : (b) gross primary productivity

The correct sequence for the manufacture of molecules/organic compounds on the primitive earth is (a) NH3, nucleic acid, protein and carbohydrate (b) protein, carbohydrate, water and nucleic acid (c) NH3, protein, carbohydrate and nucleic acid (d) NH3, water, nucleic acid and protein.

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Last Answer : (d) NH3, water, nucleic acid and protein.

Organic molecules that increase the rate of metabolic reactions with themselveschangingareknown as A- coenzymes B- enzymes C- substrates D- .reactants

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Last Answer : enzymes

In organic molecules, fluorescence seldom results from absorption of UV radiation of wavelengths lower than (A) 350 nm (B) 200 nm (C) 300 nm (D) 250 nm

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Last Answer : (A) 350 nm

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Last Answer : Outsource it to a firm that specializes in developing the website and providing data on it at the same time.

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Description : Which of the following is non-existing ?

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