In different parts of the coelenteron the endoderm may be of three principal types - (i) digestive endoderm, the primitive type, with cells of large size and considerably vacuolated, found in the hydranth; some of these cells may become special glandular cells, without flagella or contractile processes; (2) circulatory endoderm, without vacuoles and without basal contractile processes, found in the hydrorhiza and hydrocaulus; (3) supporting endoderm (fig. [Please select]
0
The sphere is filled with protoplasm, in which there is a nucleus and one or more gaps, or "vacuoles." [Please select]
0
When elongated their bodies were somewhat pear-shaped, but more slender, and variegated with vacuoles and particles of food. [Please select]
0
You may also be able to see vacuoles, looking like holes in the stained protoplasm. [Please select]
0
#Contracting# or #pulsating vacuoles', small, clear spots in a cell, filled with a watery fluid. [Please select]
0
V Vacuolate: with vacuoles or small cavities, empty or filled with a watery fluid. [Please select]
0
The edge was beautifully fringed with a circle of cilia; in an inner circle was a row of locomotive organs, and the centre exhibited vacuoles constantly opening and shutting. [Please select]
Do you have a better example in your mind? Please submit your sentence!