Aquatic and terrestrial arthropods
Name the organs or respiratory adaptations do aquatic and terrestrial arthropods correspondingly present?
Expert
In crustaceans, usual aquatic beings, there are richly vascularized gills which make contact with water and allow gas exchange. In terrestrial insects the respiration is tracheal and gases flow within small tubes which join the animal external surface and ramify to tissues and cells with no the participation of blood. In arachnids, besides the tracheal respiration, book lungs (that is, thin folds like leaves in a book) might also exist.
During the past 12 years, scientists have been exposing stands of aspen and birch to elevated levels of atmospheric O? at a facility (Aspen FACE) near Rhinelander, WI. The relative effects of O? exposure on stand growth has varied considerably am
What do you mean by the term ureotelism? Briefly describe it.
Give a brief description of synthetic auxins and also write down their uses?
State the significance of glucose blood level for the health of human?
How platelets are formed and what is its function? What consequences do the clinical condition known as thrombocytopenia yield?
Explain how platelets are formed? Describe the function of platelets? What consequences do the clinical condition termed as thrombocytopenia yield?
Why is cytoplasm of sperm cells much decreased?
Name cells with a delimited nucleus? Describe the major elements of the nucleus?
Name the main parts of human ear? Answer: The human ear is classified into three mains parts: the external ear, middle ear and the internal ear.
Specify the main parts of the ferns?
18,76,764
1953854 Asked
3,689
Active Tutors
1431182
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!