I'd say that it is incorrect because each carbon atom should bond 4 times and all three carbon atoms in this structural formula only bond once. The reverse is true for hydrogen atoms. They only form one bond but in this structural formula two of them have four bonds. I don't know about nitrogen though.
You do have an wonderful theory, but what if they already found the cure for cancer cells? but wont tell us because the government wants us to believe there isnt none so that they can either use it on themselves or wait for the future atleast a million people die from cancer everyday but how come they havent "supposedly" found a cure yet?
B. Wind.
A abiotic factor is non-living, making a, c and d wrong.
Answer:
cytoskeleton
Explanation:
cytoskeleton is a microscopic network of protein filaments and tubules in the cytoplasm of many living cells, giving them shape and coherence.
Answer: The research of British naturalist Alfred Russel Wallace (1823-1913) played a pivotal role in developing the theory of natural selection. ... Wallace collected more than 100,000 insect, bird and animal specimens, which he gave to British museums. By 1855, Wallace had come to the conclusion that living things evolve.
Explanation:
