It is estimated that humans lost their body years ago.

a) about 500,000
b) about 1 million
c) less than 100,000
d) about 3 million

Which animal group is the largest and contains more species from all the other living groups combined? is it mammals or

(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.

26 a medida que cambia el clima, ¿qué tipo de reproducción más probablemente de a una especie mayores posibilidades de supervivencia?