What do the cells of a Streptococcus bacterium and a dog have in common? A. chloroplasts

B. nucleus

C. mitochondria

D. ribosomes

What did hunter gathers do to alter the environment?

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons

(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.