Excretory system of annelids
How the excretory system of annelids is be explained?
Expert
In each and every segment (or metamere) of being a pair of complete excretory structures termed as metanephridium exists.
The metanephridium has an extremity, the nephrostoma that collects residuals from the coelom, filtering them and causing re-absorption all along its extension (identical to human nephron tubules). The material to be excreted goes out via a pore, the nephridiopore that opens in the body surface.
Is tubular-dorsal nervous system of chordates related to lateral or radial symmetry? How does that elucidate the complexity level of nervous system reached by the vertebrate evolutionary branch?
Give a brief explanation of NAD.
Bacteria are prokaryotic cells, that is, they do not boast a membrane-delimited nucleus. Eukaryotes encompass cells with a delimited nucleus. Where in such kinds of cells can DNA are found?
Give a brief explanation of plant cell vacuoles. And also write down their properties. What is covering membrane of vacuoles called?
Which autotrophic group accountable for the production of most part of molecular oxygen of earth?
Write down the basic similarities and differentiations between darwinism and lamarckism?
Sales tax of $1 per unit of output is impose to the any firm whose product sells for $5 in a competitive industry. Will there be any entry or exit? If the tax is placed on single firm, that firm will go out of busi
What do you understand by the terms bacterial transformation and transduction?
How do you recognize a pharmaceutical representative’s typical workday?
What is the usual morphological feature of nematodes which distinguishes them from platyhelminthes?
18,76,764
1959095 Asked
3,689
Active Tutors
1434269
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!