Explain about the terms - bursae and captacula, Biology

Assignment Help:

Explain about the terms - bursae and captacula?

Paired water-filled sac located at base of each arm of a brittle star. Cilia in bursae circulate water. Its surface is significant in gas in gas exchange. Gametes may also be released into the bursa.
Specialized ciliated tentacles that scaphopod molluscs use for feeding. Food is trapped on sticky bulb at the tip of captaculum before being moved to mouth by cilia on the captacula.


Related Discussions:- Explain about the terms - bursae and captacula

Which pga as the first co2 fixation product, PGA as the first CO2 fixation ...

PGA as the first CO2 fixation product was discovered in photosynthesis of: 1. Bryophyte 2. Gymnosperm 3. Angiosperm 4. Alga Alga

What is an oligopeptide, Q. What is an oligopeptide? How is it differing fr...

Q. What is an oligopeptide? How is it differing from a polypeptide? Peptide is the molecule formed by the union of amino acids through the peptide bond. Oligopeptide is a pepti

Fowl spirochaetosis, Fowl spirochaetosis The causal agent Borrelia anse...

Fowl spirochaetosis The causal agent Borrelia anserina is a spiral-shaped organism about 8-30 um in length but commonly 14-15 um long and 0-3 um wide. The organisms are activel

Explain indifferences in ionic composition, Indifferences in ionic composit...

Indifferences in ionic composition Answer A. across membranes can be created through the action of ATP driven pumps as long as number of negative and positive ions on remain equal

Show major complications of hypertension, Q. Show Major complications of hy...

Q. Show Major complications of hypertension? High blood pressure is one of the leading causes of kidney failure, also commonly called end-stage renal disease (ESRD).  Major

Proteins of plant origin - vegetable proteins, Proteins of Plant Origin ...

Proteins of Plant Origin Vegetable Proteins: Fresh vegetables are not considered to be a very good source of proteins. On fresh weight basis, the average protein content of s

Frog, Frog fema reproductive system

Frog fema reproductive system

Why is pattern baldness more common in men than in women, Why is pattern ba...

Why is pattern baldness more common in men than in women? Pattern baldness is handled by the allele B. Testosterone interacts with the heterozygous genotype (BB′) to make baldn

What is flap tearing, What is Flap tearing Poor preoperative surgical p...

What is Flap tearing Poor preoperative surgical planning can result in flap of small size with inadequate exposure of the underlying bone. In an effort to increase the visibili

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd