Which organisms are producers in the good web

What advantage does a crop that undergoes vegetative reproduction have over plants that start from the seed? 1points a they store nutrients. b they can travel farther. c they experience more genetic variation. d they only occur in high-resource environments.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

What is true of sea slugs in these orders