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Draw the cross-section of eukaryotic flagellum.

Important Questions on Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.

EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.

In the below diagram, identify the part which connects the peripheral microtubules to the central sheath.

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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Select the correct match:
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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Fertilization in humans is practically feasible only if:
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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Identify the correct order of organization of genetic material from largest to smallest :
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Select the correct match:
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Root pressure is usually acidic because:
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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the corresponding sequence of the transcribed mRNA?
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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Match the columns and identify the correct option.
 
  Column I   Column II
A Thylakoids (i) Disc-shaped sacs in Golgi apparatus
B Cristae (ii) Condensed structure of DNA
C Cisternae (iii) Flat membranous sacs in stroma
D Chromatin (iv) Infoldings in mitochondria
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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Which of the following is true for nucleolus?
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Match the items given in Column I with those in Column II and select the correct option given below:
 
  Column – I   Column – II
a. Fibrinogen i. Osmotic balance
b. Globulin Ii. Blood clotting
c. Albumin iii. Defense mechanism
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Chromatophores take part in:
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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Many ribosomes may associate with a single mRNA to form multiple copies of a polypeptide simultaneously. Such strings of ribosomes are termed as
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
If you suspect major deficiency of antibodies in a person, to which of the following would you like for confirmation evidence?
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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.

Mitochondria and chloroplast are:

(i) Semi - autonomous organelles

(ii) Formed by the division of pre-existing organelles and they contain DNA but lack protein synthesizing machinery

Which one of the following option is correct?

EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Which one of the following is not applicable to RNA?
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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
The molecular weight of E coil. DNA is 3.1×109 g/mol. The average molecular weight of the nucleotide pair is 660 g/mol and each nucleotide pair contributes to 0.34 nm to the length of DNA. The length of E coli DNA molecule will be approximately:
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Proteins P, Q, and R are associated with an intact organellar membrane in a cell. If the intact organelle is treated with a high ionic strength buffer, only protein R remained associated with the membrane fraction. Based on this, one could conclude that:
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Which of the following events do not occur in rough endoplasmic reticulum?
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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
Microtubules are the constituents of:
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Life Sciences>From Molecules to Organisms: Structures and Processes>Construct an explanation based on evidence for how the structure of DNA determines the structure of proteins which carry out the essential functions of life through systems of specialized cells.>Structure and Function - Systems of specialized cells within organisms help them perform the essential functions of life.All cells contain genetic information in the form of DNA molecules. Genes are regions in the DNA that contain the instructions that code for the formation of proteins, which carry out most of the work of cells.
If the flagellum is provided with two or more rows of lateral appendages and the axoneme ends in a terminal naked filament, then it belongs to this type