--%>
Assignment Help - homework help

Significance of lignin for xylem formation

Write down the significance of lignin for xylem formation?

E

Expert

Verified

Lignin is significant since it is deposited on cell wall of xylem cells giving impermeability and rigidity to xylem vessels.

   Related Questions in Biology

  • Q : Explain European Economic Community

    European Economic Community (EEC): It is a group of Western European countries which have joined altogether to promote trade and economic and political cooperation. Fundamentally, the EEC symbolizes an attempt to join a group of countries into a singl

    		•
  • Q : Description of radula Give a brief

    Give a brief description of the term radula? And also write down the function of this organ?

    		•
  • Q : Groups of cell categorization Write

    Write down the two big groups into which the cells are categorized?

    		•
  • Q : Case of the introduction of TQM into

    This case concerns the introduction of TQM into an outpatient department of a district hospital. You are requested to help in the introduction of TQM into the Outpatient Department of this Public Sector Genral Hospital. ( 3000 words)

    Q : Sustaining pH level in small intestine

    Coming from the acid pH of stomach that pH level does the chyme find whenever it enters the duodenum? Why is it essential to sustain the pH level in small intestine? Name the organs accountable for that pH level and how is it reserved?

    		•
  • Q : Constituents of cell walls in bacteria

    Write down the main particular constituents of cell walls in bacteria, protists, fungi and in plants?

    		•
  • Q : Substances which constitute the

    Write down the substances which constitute the chromatin? And also write down the differentiation between chromosome and chromatin?

    		•
  • Q : How did evolution resolve serial

    From zygote, the pluricellular organisms are made by serial mitosis. Would this formation be probable when each cell made up by mitosis had a similar life in relation to its precursor cells? How did evolution resolve that trouble?

    		•
  • Q : Define the term antigen Briefly define

    Briefly define the term antigen?

    		•
  • Q : Disadvantages of Bioethanol

    DISADVANTAGE OF BIOETHANOL: A) Bioethanol is easily evaporated hence can’t form a stable blend at higher percentages or use it in pure form. B) At high concentration ethan

    		•