It aids the plant in spreading its seeds before they are destroyed or contaminated
C
I thinks C. Humans will have to find more efficient way of growing crops
- - <span>Heredity allows for a change between generations, and </span><span>consistency between generations</span><span>
Final answer: Both A and B
</span>
<span>The answer should be B. The results of a previous experiment are presented as an introduction to a new experiment.
Material that used for </span>presentation of background research should have a credible information. A<span>mazing new drug is described in a television commercial mostly false and it is not backed up by scientific study. Rumor from </span><span>second-hand accounts definitely not credible. A newspaper is not a scientific study and could give false information.</span>
Answer:
B
(The result of DNA replication is two DNA molecules consisting of one new and one old chain of nucleotides. This is why DNA replication is described as semi-conservative, half of the chain is part of the original DNA molecule, half is brand new.)