One huge threat to biodiversity is the spread of non-native or invasive species. The U. S. government has taken steps to regulate the intentional or unintentional import of species through the
es)
A)
Lacey Act
B)
Endangered Species Act
Convention on Biological Diversity
D)
National Wildlife Refuge System Administration Act

The Lacey Act

Explanation:

The Lacey Act enforces civil and criminal penalties for the illegal trade of animals and plants. It regulates the import of any species protected by international or domestic law and prevents the spread of invasive, or non-native, species.

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.