What action by an individual person is most likely to have a positive impact on an ecosystem?

OA

planting pine trees to be sold as Christmas trees on private land

planting native plants in a vacant lot

planting a single economically valuable crop on 30 acres of land

OD

planting exotic shrubs in a community park

What are the seven economic and social goals?

In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous