Your Punnett Square results can be displayed as either--
ratios
percentages
both ratios or percentages.

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

Which nucleotide component contains nitrogen

Which type of respiration takes place when there is no oxygen present? a. anaerobic b. mitochondrial c. cellular d. aerobica. anaerobic