Retained deciduous teeth As with people, puppies lose their baby teeth, or deciduous teeth, and develop adult teeth. By 1 month of age, puppies generally start âeruptingâ their baby teeth â that's when the teeth begin to break through the gums â and have all 28 deciduous teeth by the time they reach 1 Â½ months of age.uppies loose their baby teeth when they are 4-5 months of age starting with their incisors or front teeth, then their molars, and finally their canine teeth. halfpint Â· 9 years ago. Thumbs up.
Microorganisms like bacteria and fungi break down dead organisms and release nutrients back into the soil for plants in a ecosystem Not much info but.
Why are the water, nitrogen, carbon, and oxygen cycles important to an ecosystem?