Scientists believe that ancient ancestors of all animals were.
a. single-celled prokaryotes th...
Biology, 28.09.2019 19:00 ConnorRecck3140
Scientists believe that ancient ancestors of all animals were.
a. single-celled prokaryotes that reproduced asexually
b. single-celled eukaryotes that sometimes grew in colonies
c. multi-cellular organisms that were probably autotrophic.
d. multi-cellular organisms with an alternation of generations lifecycle.
Answers: 2
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The table below shows the elements that mainly comprise each of the four layers of earth: elements in layers layer main elements crust oxygen, silicon mantle iron, magnesium outer core iron, nickel inner core iron which of these elements make up the layer that is 0.2 to 1.1 percent of earth's total diameter?
Answers: 2
Biology, 22.06.2019 22:30
What happens to a food web when deforestation occurs due to urbanization? how does it effect the carbon cycle? how does this relate to photosynthesis?
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