Circulatory and respiratory systems
Do echinoderms contain circulatory and respiratory systems?
Expert
In echinoderms, there are not well-defined respiratory (that is, with the exception of holothurian group) and circulatory systems. The ambulacral hydrovascular system executes the function of such systems.
Explain the relationship between concentration gradient and passive and active transport?
Describe the major biological functions of water?
Write down some examples of migratory animals?
The term ethnicity refers to the ethnic composition of a group or organization. Census statistics indicate that between 2000 and 2050 not only will the U.S. population increase from 281 to 392 million, but the racial mix will change dramatically. These changes in the racial mix of the overall pop
Write the applications of precipitation reactions?
Explain, how is reproduction of the arthropod characterized?
How is gastric mucosa confined from the acid pH of stomach? Answer: The gastric epithelium is mucus secretory, that is, it generates mucus. The mucus covers the stom
Specify most common methods of the female and male surgical sterilization?
Explain the physiological cause of the syndrome which is termed as cretinism?
Cost Avoidance: Action taken to decrease future costs, like replacing parts before they fail and cause harm to other parts. The cost avoidance might incur higher (or additional) costs in shortrun however the final or life-cycle cost would be lower.
18,76,764
1943256 Asked
3,689
Active Tutors
1460692
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!