Explanation:
The purines are ribose and deoxyribose
Producers, because according to food pyramid, only 10% of energy is passed onto the next layer, where the other 90 is passed off as heat, so there must be more producer in order to sustain the ecosystem.
Four new haploid cells are formed once the sister chromatids within the two daughter cells separate, forming four new haploid gametes.
SI is a base 10 standardized system. I hope this helped and if not I highly recremend talking to your teacher or a parent.
Answer in picture below:
Base on the given:
if the line goes down = decrease/bad
if the line goes up = increase/good
<u><em>~Lenvy~</em></u>
