Pathogen

Causes disease

first line of defence

barrier

cellular defences for insects

phagocytosis, rna double stranded,

Addaptive charecteristics

diverse, tolerence, memory and proliferation

kidney and functions

reabsorption everywhere secretion in tubules

what causes progesterone release

corpus lutem

yolk

vegital

frog gastrulation begins

dorsal side

animal pole forms

ectoderm