Enzymes are - (1) Steroids (2) Carbohydrates (3) Proteins (4) Lipids

Enzymes are - (1) Steroids (2) Carbohydrates (3) Proteins (4) Lipids
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(2) Carbohydrates Explanation: Enzymes are proteins that speed up chemical reactions in the cell. They are highly selective catalysts, greatly accelerating both the rate and specificity of metabolic reactions. Most enzymes are proteins, although some catalytic RNA molecules have been identified.
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Enzymes belong to the category of (a) Proteins (b) Lipids (c) Carbohydrates (d) Steroids

Description : Enzymes belong to the category of (a) Proteins (b) Lipids (c) Carbohydrates (d) Steroids

Last Answer : Ans:(a)

Enzymes are - (1) Steroids (2) Carbohydrates (3) Proteins (4) Lipids

Description : Enzymes are - (1) Steroids (2) Carbohydrates (3) Proteins (4) Lipids

Last Answer : (3) Proteins Explanation: Enzymes are protein molecules in cells which work as catalysts. Most enzymes are proteins, although a few are catalytic RNA molecules; the latter are called ribozymes.

Enzymes are (1) Steroids (2) Carbohydrates (3) Proteins (4) Lipids

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Description : The enzymes are basically (1) carbohydrates (2) lipids (3) proteins (4) amino acids 

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In what category may LIPASE (pron: lie-pase) be placed w) carbohydrates x) lipids y) enzymes z) nucleic acids

Description : In what category may LIPASE (pron: lie-pase) be placed w) carbohydrates x) lipids y) enzymes z) nucleic acids

Last Answer : ANSWER: C--ENZYMES

Selectins are proteins that can recognise specific (A) Carbohydrates (B) Lipids (C) Amino acids (D) Nucleotides

Description : Selectins are proteins that can recognise specific (A) Carbohydrates (B) Lipids (C) Amino acids (D) Nucleotides

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Degradation of proteins to amino acids, glucose from carbohydrates and fatty acids from lipids is known as (A) Anabolism (B) Metabolism (C) Catabolism (D) Cretinism

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The plants popularly known as 'petro crops' are rich in 1. Carbohydrates 2. Hydrocarbons 3. Proteins 4. Lipids The correct answer is: (a) 1, 2 and 3 (b) 1, 3 and 4 (c) 2, 3 and 4 (d) 2 and 4

Description : The plants popularly known as 'petro crops' are rich in 1. Carbohydrates 2. Hydrocarbons 3. Proteins 4. Lipids The correct answer is: (a) 1, 2 and 3 (b) 1, 3 and 4 (c) 2, 3 and 4 (d) 2 and 4

Last Answer : Ans:(d)

Amino acids are required for the synthesis of – (1) Alkaloids (2) Lipids (3) Proteins (4) Carbohydrates

Description : Amino acids are required for the synthesis of – (1) Alkaloids (2) Lipids (3) Proteins (4) Carbohydrates

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The green colour of the leaves is due to the presence of - (1) Proteins (2) Lipids (3) Chlorophyll (4) Carbohydrates

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out of proteins; lipids and carbohydrates present in a cell membrane; what is true?

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Description : The antibodies are (a) proteins (b) carbohydrates (c) lipids (d) germs.

Last Answer : (a) proteins

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Description : Ribosomes help to synthesize a. carbohydrates b. proteins c. lipids d. minerals

Last Answer : proteins

RNA is intimately associated with synthesis of which constituent of the cell. a. Carbohydrates b. Proteins c. Lipids d. Inorganics

Description : RNA is intimately associated with synthesis of which constituent of the cell. a. Carbohydrates b. Proteins c. Lipids d. Inorganics

Last Answer : Proteins

During prolonged fastings, in what sequence are the following organic compounds used up by the body ? (a) First carbohydrates, next fats and lastly proteins (b) First fats, next carbohydrates and lastly proteins (c) First carbohydrates, next proteins and lastly lipids (d) First proteins, next lipids and lastly carbohydrates

Description : During prolonged fastings, in what sequence are the following organic compounds used up by the body ? (a) First carbohydrates, next fats and lastly proteins (b) First fats, next ... carbohydrates, next proteins and lastly lipids (d) First proteins, next lipids and lastly carbohydrates

Last Answer : (a) First carbohydrates, next fats and lastly proteins

What are the most diverse molecules in the cell? (a) Lipids (b) Mineral salts (c) Proteins (d) Carbohydrates (

Description : What are the most diverse molecules in the cell? (a) Lipids (b) Mineral salts (c) Proteins (d) Carbohydrates (

Last Answer : (c) Proteins

.Plasma membrane is made of (a) proteins and carbohydrates (b) proteins and lipids (c) proteins, lipids and carbohydrates (d) proteins, some nucleic acid and lipids.

Description : .Plasma membrane is made of (a) proteins and carbohydrates (b) proteins and lipids (c) proteins, lipids and carbohydrates (d) proteins, some nucleic acid and lipids.

Last Answer : (c) proteins, lipids and carbohydrates

The Golgi complex plays a major role (a) as energy transferring organelles (b) in post translational modification of proteins and glycosylation of lipids (c) in trapping the light and transforming it into chemical energy (d) in digesting proteins and carbohydrates.

Description : The Golgi complex plays a major role (a) as energy transferring organelles (b) in post translational modification of proteins and glycosylation of lipids (c) in trapping the light and transforming it into chemical energy (d) in digesting proteins and carbohydrates.

Last Answer : (b) in post translational modification of proteins and glycosylation of lipids

Biochemically the ribosome consists of _______________ and some 50 structural . (A) mRNA, Carbohydrates (B) tRNA, lipids (C) mRNA, Proteins (D) rRNA, Proteins

Description : Biochemically the ribosome consists of _______________ and some 50 structural . (A) mRNA, Carbohydrates (B) tRNA, lipids (C) mRNA, Proteins (D) rRNA, Proteins

Last Answer : (D) rRNA, Proteins

In which of the following class of substances would WAX be found? w) carbohydrates x) lipids y) proteins z) nucleic acids

Description : In which of the following class of substances would WAX be found? w) carbohydrates x) lipids y) proteins z) nucleic acids

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Which of the following choices are considered to be polymers of amino acids? Are they: w) nucleotides x) carbohydrates y) lipids z) proteins

Description : Which of the following choices are considered to be polymers of amino acids? Are they: w) nucleotides x) carbohydrates y) lipids z) proteins

Last Answer : ANSWER: Z -- PROTEINS 

Peptide bonds are found in: a) carbohydrates b) lipids c) nucleic acids d) proteins

Description : Peptide bonds are found in: a) carbohydrates b) lipids c) nucleic acids d) proteins

Last Answer : ANSWER: D -- PROTEINS

Neutral fats, oils and waxes may be classified as: a) lipids b) carbohydrates c) proteins d) none of the above

Description : Neutral fats, oils and waxes may be classified as: a) lipids b) carbohydrates c) proteins d) none of the above

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Bile has what function in digestion? a) emulsify lipids b) digest proteins c) gluconeogenesis (pron: glue-ko-nee-o-gen-e-sis) d) digest carbohydrates

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Last Answer : ANSWER: A -- LIPIDS 

Amino acids are required for the synthesis of : (1) Alkaloids (2) Lipids (3) Proteins (4) Carbohydrates

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The green colour of the leaves is due to the presence of (1) Proteins (2) Lipids (3) Chlorophyll (4) Carbohydrates

Description : The green colour of the leaves is due to the presence of (1) Proteins (2) Lipids (3) Chlorophyll (4) Carbohydrates

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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.

Which of the following statements about enzymes is wrong? (a) Enzymes are denatured at high temperatures. (b) Enzymes are mostly proteins but some are lipids also. (c) Enzymes are highly specific. (d) Enzymes require optimum pH and temperature for maximum activity

Description : Which of the following statements about enzymes is wrong? (a) Enzymes are denatured at high temperatures. (b) Enzymes are mostly proteins but some are lipids also. (c) Enzymes are highly specific. (d) Enzymes require optimum pH and temperature for maximum activity

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Proteins are chains of _____ that sometimes function as _____. a. monosaccharaides; energy compounds b. lipids; structural materials c. amino acids; enzymes d. disaccharides; enzymes

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All enzymes chemically speaking are (a) Lipids (b) Carbohydrate (c) proteins (d) All

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Description : Cholesterol is an example of (a) Membrane lipids (b) Triglycerides (c) Steroids (d) Adipose tissue

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Most abundant organic compound on earth is (a) protein (b) cellulose (c) lipids (d) steroids.

Description : Most abundant organic compound on earth is (a) protein (b) cellulose (c) lipids (d) steroids.

Last Answer : cellulose

Smooth endoplasmic reticulum is involved in the synthesis of a. glycogen b. lipids c. steroids d. all

Description : Smooth endoplasmic reticulum is involved in the synthesis of a. glycogen b. lipids c. steroids d. all

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Rough endoplasmic reticulum is involved in the synthesis of a. glycogen b. protein c. steroids d. lipids

Description : Rough endoplasmic reticulum is involved in the synthesis of a. glycogen b. protein c. steroids d. lipids

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Enzymes are (a) Carbohydrates (b) Proteins (c) Fatty acids (d) Nucleic acids

Description : Enzymes are (a) Carbohydrates (b) Proteins (c) Fatty acids (d) Nucleic acids

Last Answer : Ans:(b)

Lysosome enzymes can degrade a. Proteins b. Carbohydrates c. nucleic acid d. all

Description : Lysosome enzymes can degrade a. Proteins b. Carbohydrates c. nucleic acid d. all

Last Answer : all

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.

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All enzymes are made of (A) Fats (B) Carbohydrates (C) Proteins (D) Amino acids

Description : All enzymes are made of (A) Fats (B) Carbohydrates (C) Proteins (D) Amino acids

Last Answer : (C) Proteins

Enzymes belong to the category of (A) Proteins (B) Carbohydrates (C) Vitamins (D) Fats

Description : Enzymes belong to the category of (A) Proteins (B) Carbohydrates (C) Vitamins (D) Fats

Last Answer : (A) Proteins

Compounds that are needed for enzymes to function properly are – (1) Steroids (2) Vitamins (3) Heavy metals (4) Buffers

Description : Compounds that are needed for enzymes to function properly are – (1) Steroids (2) Vitamins (3) Heavy metals (4) Buffers

Last Answer : (2) Vitamins Explanation: Vitamins are organic molecules that function in a wide variety of capacities within the body. The most prominent function of the vitamins is to serve as cofactors ( ... reactions. If an enzyme lacks the essential vitamin, it cannot perform its catalyst function properly.

Compounds that are needed for enzymes to function properly are (1) Steroids (2) Vitamins (3) Heavy metals (4) Buffers

Description : Compounds that are needed for enzymes to function properly are (1) Steroids (2) Vitamins (3) Heavy metals (4) Buffers

Last Answer : Vitamins

Why Plant cells can store some energy in the form of lipids or carbohydrates?

Description : Why Plant cells can store some energy in the form of lipids or carbohydrates?

Last Answer : Feel Free to Answer

Predominant form of storage: (A) Carbohydrates (B) Fats (C) Lipids (D) Both (B) and (C)

Description : Predominant form of storage: (A) Carbohydrates (B) Fats (C) Lipids (D) Both (B) and (C)

Last Answer : Answer : D

The saliva of blood sucking insects has A A. No enzyme B. Enzyme C. Carbohydrates D. Lipids

Description : The saliva of blood sucking insects has A A. No enzyme B. Enzyme C. Carbohydrates D. Lipids

Last Answer : No enzyme

Nutrasweet, the artificial sweetener, contains molecules in which of the following groups? w) carbohydrates x) lipids y) amino acids z) nucleic acids

Description : Nutrasweet, the artificial sweetener, contains molecules in which of the following groups? w) carbohydrates x) lipids y) amino acids z) nucleic acids

Last Answer : ANSWER: C--AMINO ACIDS 

Chemically hormones are (a) biogenic amines only (b) proteins, steroids and biogenic amines (c) proteins only (d) steroids only.

Description : Chemically hormones are (a) biogenic amines only (b) proteins, steroids and biogenic amines (c) proteins only (d) steroids only.

Last Answer : (b) proteins, steroids and biogenic amines

Cholesterol, testosterone, and estrogen are all examples of: a) proteins b) steroids c) nucleic acids d) alcohols

Description : Cholesterol, testosterone, and estrogen are all examples of: a) proteins b) steroids c) nucleic acids d) alcohols

Last Answer : ANSWER: B -- STEROIDS 

Hormones are composed from many classes of molecules. As far as our present knowledge extends, hormones are NOT found in which of the following categories of substances: a) proteins b) peptides c) nucleic acids d) steroids

Description : Hormones are composed from many classes of molecules. As far as our present knowledge extends, hormones are NOT found in which of the following categories of substances: a) proteins b) peptides c) nucleic acids d) steroids

Last Answer : ANSWER: C -- NUCLEIC ACIDS 

Select the alternative giving correct identification and function of the organelle ‘A’ in the diagram. (a) Mitochondria - Produce cellular energy in the form of ATP (b) Golgi body - Provides packaging material (c) Lysosomes - Secrete hydrolytic enzymes (d) Endoplasmic reticulum - Synthesis of lipids

Description : Select the alternative giving correct identification and function of the organelle A' in the diagram. (a) Mitochondria - Produce cellular energy in the form of ATP (b) Golgi body - ... packaging material (c) Lysosomes - Secrete hydrolytic enzymes (d) Endoplasmic reticulum - Synthesis of lipids

Last Answer : (a) Mitochondria - Produce cellular energy in the form of ATP