Express the term in brief protonephridia., Biology

Assignment Help:

Express the term in brief - Protonephridia.

An osmoregulatory-excretory structure found in some invertebrates. Also known as a flamecell, this tubule is closed at its distal end. The beating of internal cilia pull water across the cell membrane and then propels it down the tubule.

Related Discussions:- Express the term in brief protonephridia.

State in brief about the fungi, State in brief about the Fungi It is h...

State in brief about the Fungi It is heterotrophic plants, larger than the bacteria. Those that live on the dead tissues of organic substances are called saprophytic. They pla

What are the major types of animal tissue, Q. What are the major types of a...

Q. What are the major types of animal tissue? The major animal cell tissues are the epithelial tissue, the nervous tissue, the connective tissue and the muscle tissue.

Define the requirements of root-end filling materials, Define the Requireme...

Define the Requirements of Root-End Filling Materials 1. Seal well 2. Well tolerated by periapical tissues "Biocompatible" 3. Easily inserted "manipulated" 4. Unr

Factors affects oxygen dissociation curve - Carbon dioxide , Factors affect...

Factors affects oxygen dissociation curve - Carbon dioxide Carbon dioxide lowers the oxygen affinity of haemoglobin even if the pH is kept constant. This effect is due to the

Telementoring, TELEMENTORING Telementoring is used by a nursing teache...

TELEMENTORING Telementoring is used by a nursing teacher providing training/advice? to another nurse consultant at a remote site. The Internet has made teleconsultation and t

Describe in brief about retina, Describe in brief about retina The reti...

Describe in brief about retina The retina is a highly complex layer of nervous tissue. The photoreceptors are rods and cones for scotopic and photopic vision respectively. The

Determine the parts of stethoscope, Determine the Parts of Stethoscope ...

Determine the Parts of Stethoscope A stethoscope having of earplugs, binaural pieces, flexible tubing, a stem, and a chest piece. The earplugs are attached to springs made of s

Principles of animal nutrition, Food Chain The land mass, water bod...

Food Chain The land mass, water bodies and atmosphere are the three endowments of nature on which the living beings have to depend for their nourishment and sustenance. The

Can you illustrate period of meiosis, Q. What is the crossing over? And In ...

Q. What is the crossing over? And In which period of meiosis does this event occur? Crossing over is the eventual exchange of chromosomal fragments among homologous chromosomes

Respirator pigments and breathing, RESPIR A T O R Y PIGMENTS - R...

RESPIR A T O R Y PIGMENTS - Resp. pig. is generally Hb (Fe is attached to globine by chellate bond). In Earthworm Erythroqruorine present. Haemocyanine (Cu) genera

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages