Which of the following statements are lamarcks ideas, choose two that apply
a) similar animals originate from a common ancestor. b) evolution takes place by small gradual steps. c) some organisms can develop into more complex organisms over many generations. d) some organisms lived in ancient times but they longer exist today. e) processes that may land features in the past are still in action today.

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

c.more precipitation,but only when emission levels.

cell division is not regulated in tumor cells.

the answer is c. it will give up it's valence electron to the other atom.