The basic unit of all living organisms is (a) A drop of blood (b) A molecule of glucose (c) A set of proteins (d) A cell

The basic unit of all living organisms is (a) A drop of blood (b) A molecule of glucose (c) A set of proteins (d) A cell
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Identify the correct molecule which controls the biosynthesis of proteins in living organisms. (A) DNA (B) RNA (C) Purines (D) Pyrimidines

Description : Identify the correct molecule which controls the biosynthesis of proteins in living organisms. (A) DNA (B) RNA (C) Purines (D) Pyrimidines

Last Answer : Answer : A

The basic structural and functional unit of living organisms is - (1) Cell (2) Tissue (3) Organ (4) Systems

Description : The basic structural and functional unit of living organisms is - (1) Cell (2) Tissue (3) Organ (4) Systems

Last Answer : (1) Cell Explanation: Robert Hooke (1665) observed a section of cork under his microscope and found its structure resembling a 'honey comb'. He gave the name 'cell' to each of the ... structure. Two German biologists, M Schleiden and T Schwann, proposed the famous cell theory in 1938-39.

The basic structural and functional unit of living organisms is (1) Cell (2) Tissue (3) Organ (4) Systems

Description : The basic structural and functional unit of living organisms is (1) Cell (2) Tissue (3) Organ (4) Systems 

Last Answer : Cell

What organic molecule function as a catalysts for chemical reactions in living organisms?

Description : What organic molecule function as a catalysts for chemical reactions in living organisms?

Last Answer : They are called enzymes, but there a probably billions of different enzymes. They are built from protein molecules decorated with sugars and sometimes include one or more metal atoms at their "active" site.

Enzymes are(A) Proteins with high molecular weight (around 10,000)(B) Derived from living organisms(C) Catalyst for temperature sensitive reactions(D) All (A), (B) and (C)

Description : Enzymes are (A) Proteins with high molecular weight (around 10,000) (B) Derived from living organisms (C) Catalyst for temperature sensitive reactions (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

All living organisms retain the enzymatic machinery to partially oxidise glucose without the help of oxygen. This breakdown of glucose to pyruvic acid

Description : All living organisms retain the enzymatic machinery to partially oxidise glucose without the help of oxygen. This breakdown of glucose to pyruvic acid

Last Answer : All living organisms retain the enzymatic machinery to partially oxidise glucose without the help of oxygen ... of glucose to pyruvic acid is called.

All living organisms retain the enzymatic machinery to partially oxidise glucose without the help of oxygen. This breakdown of glucose to pyruvic acid

Description : All living organisms retain the enzymatic machinery to partially oxidise glucose without the help of oxygen. This breakdown of glucose to pyruvic acid

Last Answer : All living organisms retain the enzymatic machinery to partially oxidise glucose without the help of oxygen ... of glucose to pyruvic acid is called.

Oncotic pressure refers to a) the osmotic pressure exerted by proteins. Oncotic pressure is a pulling pressure exerted by proteins, such as albumin. b) the number of dissolved particles contained in a unit of fluid. Osmolality refers to the number of dissolved particles contained in a unit of fluid. c) the excretion of substances such as glucose through increased urine output. Osmotic diuresis occurs when the urine output increases due to excretion of substances such as glucose. d) the amount of pressure needed to stop flow of water by osmosis. Osmotic pressure is the amount of pressure needed to stop the flow of water by osmosis.

Description : Oncotic pressure refers to a) the osmotic pressure exerted by proteins. Oncotic pressure is a pulling pressure exerted by proteins, such as albumin. b) the number of dissolved particles contained in a ... . Osmotic pressure is the amount of pressure needed to stop the flow of water by osmosis.

Last Answer : a) the osmotic pressure exerted by proteins. Oncotic pressure is a pulling pressure exerted by proteins, such as albumin.

Which is the basic requirement of living organisms for obtaining energy ? -Science

Description : Which is the basic requirement of living organisms for obtaining energy ? -Science

Last Answer : Food is the basic requirement of living organisms for obtaining energy.

What is a basic unit of a starch molecule?

Description : What is a basic unit of a starch molecule?

Last Answer : Starch is a polymer of Glucose.

Which is a basic unit of a sugar molecule monosaccharide amino acid fatty acid nucleotide?

Description : Which is a basic unit of a sugar molecule monosaccharide amino acid fatty acid nucleotide?

Last Answer : Monosaccharide

Which is NOT a correct consequence of surgical removal of portions of these glands? A) adrenal cortex--bronzing of skin, no glucose at stress, dehydration and death B) thymus--decrease in sex drive and changes in secondary sexual characteristics C) parathyroid glands--drop in blood calcium level and tetany (muscles shake) D) ovaries--alteration in menstrual cycle and change in secondary sex characteristics E) adult thyroid--low pulse rate and body temperature and lethargy

Description : Which is NOT a correct consequence of surgical removal of portions of these glands? A) adrenal cortex--bronzing of skin, no glucose at stress, dehydration and death B) thymus--decrease ... change in secondary sex characteristics E) adult thyroid--low pulse rate and body temperature and lethargy

Last Answer : B) thymus--decrease in sex drive and changes in secondary sexual characteristics

What is is the basic unit of structure in an organisms?

Description : What is is the basic unit of structure in an organisms?

Last Answer : Cell

What is the basic unit structure in all organisms?

Description : What is the basic unit structure in all organisms?

Last Answer : cell

What is the basic unit of structure and function of all organisms?

Description : What is the basic unit of structure and function of all organisms?

Last Answer : cell

Which one of the following biomolecules is correctly characterized? (a) Lecithin-a phosphorylated glyceride  found in cell membrane. (b) Palmitic acid - an unsaturated fatty acid with 18 carbon atoms. (c) Adenylic acid - adenosine with a glucose phosphate molecule. (d) Alanine amino acid - contains an amino group and an acidic group anywhere in the molecule.

Description : Which one of the following biomolecules is correctly characterized? (a) Lecithin-a phosphorylated glyceride  found in cell membrane. (b) Palmitic acid - an unsaturated fatty acid with 18 carbon atoms. ... Alanine amino acid - contains an amino group and an acidic group anywhere in the molecule.

Last Answer : (a) Lecithin-a phosphorylated glyceride  found in cell membrane

Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms. (i) Methanogens are archaebacteria which produce methane in marshy areas. (ii) Nostoc is a filamentous blue-green alga which fixes atmospheric nitrogen. (iii)Chemosynthetic autotrophic bacteria synthesize cellulose from glucose. (iv) Mycoplasma lack a cell wall and can survive without oxygenThe correct statements are (a) (ii) and (iii) (b) (i),(ii) and (iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv)..

Description : Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms. (i) Methanogens are archaebacteria which produce methane in marshy areas. (ii) Nostoc is a filamentous blue-green alga which fixes ... iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv).

Last Answer : (d) (i), (ii) and (iv)

The fundamental structural and func- tional unit of all living organisms is?

Description : The fundamental structural and func- tional unit of all living organisms is?

Last Answer : Cell

Cell membranes a. consist almost entirely of protein molecules b. are impermeable to fat-soluble substances c. in some tissues permit the transport of glucose at a greater rate in the presence of insulin d. are freely permeable to electrolytes but not to proteins e. have a stable composition throughout the life of the cell

Description : Cell membranes a. consist almost entirely of protein molecules b. are impermeable to fat-soluble substances c. in some tissues permit the transport of glucose at a greater rate in the presence of ... to electrolytes but not to proteins e. have a stable composition throughout the life of the cell

Last Answer : in some tissues permit the transport of glucose at a greater rate in the presence of insulin

Which one of the following living organisms completely lacks a cell wall

Description : Which one of the following living organisms completely lacks a cell wall

Last Answer : Which one of the following living organisms completely lacks a cell wall A. Cyanobacteria B. Sea-fan (Gorgonia ) C. Saccharomyces D. Blue-green alga

$ DNA contains all the neccesary information and instructions for cell reproduction Reproduction is not essential for the living organisms.

Description : $ DNA contains all the neccesary information and instructions for cell reproduction Reproduction is not essential for the living organisms.

Last Answer : $ DNA contains all the neccesary information and instructions for cell reproduction Reproduction is not essential ... . If both As and R are wrong.

Why contractile vacuoles would be of little value to one cell organisms living in the ocean?

Description : Why contractile vacuoles would be of little value to one cell organisms living in the ocean?

Last Answer : I do get it,for the organism living in the hypertonic saltwater(ocean) the contractile vacuole is most not needed since thewater in the organism are already on thier way out!

What do bacteria have in common with a cell with other living organisms?

Description : What do bacteria have in common with a cell with other living organisms?

Last Answer : What is the answer ?

What Multi cell living organisms have lived on earth for how many years?

Description : What Multi cell living organisms have lived on earth for how many years?

Last Answer : What is the answer ?

The major role of minor elements inside living organisms is to act as (a) co-factors of enzymes (b) building blocks of important amino acids (c) constituent of hormones (d) binder of cell structure.

Description : The major role of minor elements inside living organisms is to act as (a) co-factors of enzymes (b) building blocks of important amino acids (c) constituent of hormones (d) binder of cell structure.

Last Answer : (a) co-factors of enzymes

Which one of the following living organisms completely lacks a cell wall? (a) Cyanobacteria (b) Sea-fan (Gorgonia) (c) Saccharomyces (d) Blue-green algae

Description : Which one of the following living organisms completely lacks a cell wall? (a) Cyanobacteria (b) Sea-fan (Gorgonia) (c) Saccharomyces (d) Blue-green algae

Last Answer : (b) Sea-fan (Gorgonia)

Which one of the following is not an organizational property common to all living organisms? a. Genetic organization b. Metabolic organization c. Compartmentation d. A cell nucleus

Description : Which one of the following is not an organizational property common to all living organisms? a. Genetic organization b. Metabolic organization c. Compartmentation d. A cell nucleus

Last Answer : d. A cell nucleus

Are cells a basic unit of all living things?

Description : Are cells a basic unit of all living things?

Last Answer : Yes.

What is a Relating to a small basic unit in living things?

Description : What is a Relating to a small basic unit in living things?

Last Answer : Need answer

83. Which one of the following is wrong statement ? (1) Nitrosomonas and Nitrobacter are chemoautotrophs (2) Anabaena and Nostoc are capable of fixing nitrogen in free-living state also (3) Root nodule forming nitrogen fixers live as aerobes under free-living conditions (4) Phosphorus is a constituent of cell membranes, certain nucleic acids and all proteins

Description : 83. Which one of the following is wrong statement ? (1) Nitrosomonas and Nitrobacter are chemoautotrophs (2) Anabaena and Nostoc are capable of fixing nitrogen in free-living state also (3 ... living conditions (4) Phosphorus is a constituent of cell membranes, certain nucleic acids and all proteins

Last Answer : Phosphorus is a constituent of cell membranes, certain nucleic acids and all proteins

$ In conjugated proteins, the protein molecule is joined to a non proteins group called prosthetic group. ! Nucleproteins are a type of conjugated pro

Description : $ In conjugated proteins, the protein molecule is joined to a non proteins group called prosthetic group. ! Nucleproteins are a type of conjugated pro

Last Answer : $ In conjugated proteins, the protein molecule is joined to a non proteins group called prosthetic group. ! ... wrong D. If both As and R are wrong.

Denaturation of proteins results in (A) Disruption of primary structure (B) Breakdown of peptide bonds (C) Destruction of hydrogen bonds (D) Irreversible changes in the molecule

Description : Denaturation of proteins results in (A) Disruption of primary structure (B) Breakdown of peptide bonds (C) Destruction of hydrogen bonds (D) Irreversible changes in the molecule

Last Answer : Answer : C

A single DNA molecule condensed into a compact structure in vivo by complexing with accessory histones or histone-like proteins.

Description : A single DNA molecule condensed into a compact structure in vivo by complexing with accessory histones or histone-like proteins.

Last Answer : Ans. Chromosome

Match the organism with its use in biotechnology. (A) Bacillus (i) Cloning vector thuringiensis (B) Thermus (ii) Construction of first aquaticus rDNA molecule (C) Agrobacterium (iii)DNA polymerase tumefaciens (D) Salmonella (iv) Cry proteins typhimurium Select the correct option from the following. (A) (B) (C) (D) (a) (ii) (iv) (iii) (i) (b) (iv) (iii) (i) (ii) (c) (iii) (ii) (iv) (i) (d) (iii) (iv) (i) (ii)

Description : Match the organism with its use in biotechnology. (A) Bacillus (i) Cloning vector thuringiensis (B) Thermus (ii) Construction of first aquaticus rDNA molecule (C) Agrobacterium (iii)DNA polymerase tumefaciens (D) Salmonella (iv) Cry proteins ... (ii) (c) (iii) (ii) (iv) (i) (d) (iii) (iv) (i) (ii)

Last Answer : (b) (iv) (iii) (i) (ii)

Which of the following statements regarding mitochondria is incorrect? (a) Mitochondrial matrix contains single circular DNA molecule and ribosomes. (b) Outer membrane is permeable to monomers of carbohydrates, fats and proteins. (c) Enzymes of electron transport are embedded in outer membrane. (d) Inner membrane is convoluted with infoldings.

Description : Which of the following statements regarding mitochondria is incorrect? (a) Mitochondrial matrix contains single circular DNA molecule and ribosomes. (b) Outer membrane is permeable to monomers of ... transport are embedded in outer membrane. (d) Inner membrane is convoluted with infoldings.

Last Answer : (c) Enzymes of electron transport are embedded in outer membrane.

What happens when? a) A cleaned iron plate or iron nail is kept in 10g of copper sulphate solution. b) A pinch of mercuric oxide is kept in a test tube. c)A small crystal of silver nitrate is dissolved in distilled water and a drop of ammonium hydroxide & a pinch of glucose powder are added.

Description : What happens when? a) A cleaned iron plate or iron nail is kept in 10g of copper sulphate solution. b) A pinch of mercuric oxide is kept in a test tube. c)A small crystal of silver nitrate is dissolved in distilled water and a drop of ammonium hydroxide & a pinch of glucose powder are added.

Last Answer : a) A cleaned iron plate or iron nail is kept in 10g of copper sulphate solution. After a few hours a coating of copper is seen on iron nail/plate. It is based on displacement reaction. ... on the inner walls of the test tube. Aldehyde group in glucose reduced silver nitrate to metallic silver.

How many number of molecules per unit cell which crystallizes in the form of end face centred (monoclinic) lattice with a molecule at each lattice.chemistry

Description : How many number of molecules per unit cell which crystallizes in the form of end face centred (monoclinic) lattice with a molecule at each lattice. 

Last Answer : 2.

Name the organisms that produce Cry proteins. -Biology

Description : Name the organisms that produce Cry proteins. -Biology

Last Answer : answer:

What role do proteins play in organisms?

Description : What role do proteins play in organisms?

Last Answer : Proteins are the chief actors within the cell, said to be carrying out the duties specified by the information encoded in genes. With the exception of certain types of RNA, most other biological molecules ... The set of proteins expressed in a particular cell or cell type is known as its proteome.

Enzymes are – (1) Micro organisms (2) Proteins (3) Inorganic compounds (4) Moulds

Description : Enzymes are – (1) Micro organisms (2) Proteins (3) Inorganic compounds (4) Moulds

Last Answer : (2) Proteins Explanation: Enzymes are proteins that act as a catalyst, lowering the activation energy of a reaction, therefore dramatically increasing the rate of the reaction. Like all ... of amino acids that fold to produce a three-dimensional product which determines their specific activities.

Three of the following statements about enzymes are correct and one is wrong. Which one is wrong? (a) Enzymes require optimum pH for maximal activity. (b) Enzymes are denatured at high temperature but in certain exceptional organisms they are effective even at temperatures 80° - 90°C. (c) Enzymes are highly specific. (d) Most enzymes are proteins but some are lipids.

Description : Three of the following statements about enzymes are correct and one is wrong. Which one is wrong? (a) Enzymes require optimum pH for maximal activity. (b) Enzymes are denatured at high temperature but ... - 90°C. (c) Enzymes are highly specific. (d) Most enzymes are proteins but some are lipids.

Last Answer : (d) Most enzymes are proteins but some are lipids.

Enzymes are : (1) Micro organisms (2) Proteins (3) Inorganic compounds (4) Moulds

Description : Enzymes are : (1) Micro organisms (2) Proteins (3) Inorganic compounds (4) Moulds

Last Answer : Proteins

Why 6 turns of Calvin cycle is required to produce one glucose molecule? -Biology

Description : Why 6 turns of Calvin cycle is required to produce one glucose molecule? -Biology

Last Answer : answer:

how many ATP molecules could maximally be generated from one molecule of glucose, if -Biology

Description : how many ATP molecules could maximally be generated from one molecule of glucose, if -Biology

Last Answer : answer:

how many ATP molecules could maximally be generated from one molecule of glucose, if -Biology

Description : how many ATP molecules could maximally be generated from one molecule of glucose, if -Biology

Last Answer : answer:

In anaerobic respiration, what is the net gain of ATP per glucose molecule oxidised? -Do You Know?

Description : In anaerobic respiration, what is the net gain of ATP per glucose molecule oxidised? -Do You Know?

Last Answer : answer:

A molecule of glucose on complete oxidation yields howmany ATP molecules in case of aerobic respiration? -Do You Know?

Description : A molecule of glucose on complete oxidation yields howmany ATP molecules in case of aerobic respiration? -Do You Know?

Last Answer : answer:

How much ATP is produced when one molecule of glucose is completely oxidized in Sabat respiration ?

Description : How much ATP is produced when one molecule of glucose is completely oxidized in Sabat respiration ?

Last Answer : In one breath, one molecule of glucose is completely oxidized and produces 36 ATPs .

Write the reaction for complex combustion of glucose molecule

Description : Write the reaction for complex combustion of glucose molecule

Last Answer : Write the reaction for complex combustion of glucose molecule

Write the reaction for complex combustion of glucose molecule

Description : Write the reaction for complex combustion of glucose molecule

Last Answer : Write the reaction for complex combustion of glucose molecule