Transportation of substances through out plant tissues
How do plants solve the problem of transporting the substances throughout their tissues?
Expert
In the bryophytes, the substance transport is completed through the diffusion. In tracheophytes (gymnosperms, pteridophytes and angiosperms) there exist the specialized conductive vessels, the xylem which carries the water and mineral salts and the phloem which conducts the organic material (sugar).
Describe the function of feet in molluscs? How is the mollusc foot associated to the name specified to the groups of phylum?
Write down the main prophylactic measures against the hookworm disease?
How do kidneys contribute in the blood volume control? Explain how blood volume of the body associated to the arterial pressure?
How long after the process of ovulation should fecundation takes place to be effective?
Briefly describe the term Nuclear energy?
Explain the androecium and the gynoecium? Specify the other structures of the flowers?
What are heterophile antigens? Briefly illustrate it.
Explain the so-called good and bad cholesterol?
Explain the term pseudofruits, infructescences, and parthenocarpic fruits?
How cells acquire energy for their functioning?
18,76,764
1958542 Asked
3,689
Active Tutors
1460324
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!