Sets of genes that contribute to the expression of a behavioral trait are called

Which of the following is a common danger of commercial fishing?

(6.02 mc)what affect do marine protected areas have on environmental quality? they increase environmental quality by preventing resource overuse. they increase environmental quality by adding new species. they decrease environmental quality by removing all human activity. they decrease environmental quality by adding recycling facilities.

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above