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Read the following statements:
A. Living state and metabolism are synonymous.
B. All enzymes are proteins without any exception.
C. Zn acts as a cofactor for the enzyme carbonic anhydrase.
D. At high temperatures inorganic catalysts work efficiently while the enzymes are damaged.

Correct statements are:

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Important Questions on Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.

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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Explain lock and key theory of enzyme action and draw a labelled diagram of a model.
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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
What is enzyme? Write the name of two enzymes?
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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Explain the mode of enzyme action on the basis of lowering of activation energy. Draw a labelled diagram to show activation energy.
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Which of the following is not a function of the skeletal system?
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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Ribozymes are:
A) Catalytic RNA
B) Non-Protein enzymes
C) Nucleic acids
D) Group of ribosomes
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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Which type of tissue is correctly paired with its location?
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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Bottled fruit juices brought from the market are clearer as compared to those made at home because the bottled juices are clarified by the use of _____
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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Given below are the four schematics that describe the dependence of the rate of an enzymatic reaction on temperature. Which of the following combination is true for thermophilic and psychrophilic organisms?

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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Which of the following describes the given graph

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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level

Identify the labelled parts 1, 2, 3, 4 in the concept of activation energy shown in the below diagram?

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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
The function of the gap junction is to:
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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level

Study the following

(I) Km value Affinity of the enzyme Inverse measure enzyme affinity
(II) Hydrolases P-O bonds Linking 2 compounds
(III) Transferases Transfer of a group Inhibitor of reaction
(IV) Emil Fisher Lock and key hypothesis Formation of ES complex

The correct combinations are

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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Epithelial cells in animals are held by specialized junctions, one of them being "Gap junction". Function of a "Gap junction" is to
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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
It is much easier for a small animal to run uphill than for a large animal, because:
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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Which of the following statements is true about glandular epithelium in the salivary gland?
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Part of epidermis that keeps out unwanted particles is called:
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Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
A person has 400 million alveoli per lung with an average radius of 0.1 mm for each alveolus. Considering the alveoli are spherical in shape, the total respiratory surface of that person is closest to
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level

Match the following?

Enzymes Functions
(a) Lyases (i) Oxido reduction
(b) Isomerases (ii) Link compounds
(c) Dehydrogenases (iii) Transfer of group
(d) Ligases (iv) Interconversion
    (v) Removal of groups

 

EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
When RNAse enzyme is denatured by adding urea, which ONE of the following combinations of bonds would be disrupted?
MEDIUM
Life Sciences>From Molecules to Organisms: Structures and Processes>Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.>Structure and Function - Multicellular organisms have a hierarchical structural organization, in which any one system is made up of numerous parts and is itself a component of the next level
Select the option which is not correct with respect to enzyme action: