Which plant tissues form plant roots
Which plant tissues form plant roots?
Expert
The roots have a central portion which is known as medulla which is made of vascular tissue (outer phloem and inner xylem). The medulla is surrounded by medullary parenchyma and delimited by the pericycle, a meristem which originates secondary roots (ramifications).
Externally to the medulla lies cortical portion formed of the endodermis (that surrounds the pericycle) and cortical parenchyma. The covering of roots is epidermis (with root hairs) later substituted by the suberized (corky) periderm.
Whenever ASO test comes positive, than what would be the solution? Answer: I would like to do repeat test; if it comes again positive then I will do ASO Titre.
Name the vessels which carry blood to the kidneys? Is this blood venous or arterial?
Criticisms of the human relations approach Scientific validity: although the Hawthorne Experiments profoundly influenced the manager in managing their employees, the
Into which groups are mollusc classified? What are several representing beings of each and every group?
To which direction does growth of one side of a stem, branch or root persuade the structure to curve?
Why in cake and bread manufacture, alcoholic fermenting organisms are employed and not lactic fermenting organisms?
Comparing to cyclostomes (that is, primitive vertebrates) what are the major novelties represented by fishes?
Briefly define the term aquarium? And also state the term bouchots?
Give a brief introduction of the term ‘pathogens’. And also Name some kinds of pathogens?
Explain why Amazon Rainforest is under the risk of desertification, despite having the great biodiversity?
18,76,764
1939903 Asked
3,689
Active Tutors
1437386
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!