6 results found

Search Results for: urchin

symbiosis - definition and example
Definition
Symbiosis

Symbiosis Definition What is symbiosis? Symbiosis can be defined as any kind of relationship or interaction between two... Read More

base pairing rule definition and example
Definition
Base-pairing rule

Base-pairing Rules Definition The base-pairing rules are rules that apply during the pairing between one purine and one... Read More

fecundity definition and example
Definition
Fecundity

Fecundity Definition The meaning of fecundity is the reproductive rate (fecundity rate) or the performance of an individual... Read More

Speract
Definition
Speract

speract sea urchin peptide hormone, from the jelly coat of the eggs of the sea urchins Strongylocentrotus purpuratus and... Read More

Definition
Blastula

Human embryology is a fascinating subject and has succeeded in captivating the attention of human beings for ages.... Read More

sponge
Tutorial
Primitive Animals

Incorrect taxonomic classifications deemed organisms to be either animals or plants, in the Plantae or Animalia kingdoms... Read More