What are primary and secondary ecological succession? There are two major types of ecological succession: primary succession and secondary succession. Primary succession happens when a new patch of ...

Ecological succession is the progressive change, in an ecosystem, of species composition over time. With the change in species composition comes a series of modifications in community structure ...

This type of succession is often called primary succession ... This type of succession is often called secondary succession (Connell & Slayter 1977). Early successional communities are those ...

The causes of primary versus secondary hyperthyroidism differ. Thyroid problems cause primary hyperthyroidism while problems in the pituitary gland cause secondary hyperthyroidism. Hyperthyroidism ...

Spontaneous VT CL was similar regardless of implant indication (284 ± 56 [primary] vs 286 ± 67 ms [secondary]; P = 0.92). Conclusions: Monomorphic VT is the most common cause of appropriate ICD ...

The aim of this study was to investigate the relationship between bacterial diversity and two important processes in this ecosystem; bacterial secondary production and primary succession on kelp ...