13. Based on the type of elements in the compound, are there ionic or covalent? a. KCI
b. NO2
C. Cao
d AIF3
e. HF
f. NBr3
g. MgBr2

Conservation efforts have been effective in "increasing the number of endangered species, reducing all the negative impacts of human activity, and preserving wildlife habitats".hope my answer has you : ) 

Answerhave membrane-bound organelles;

Heating it up with cause a quicker reaction time

Answersublimation;