What renewable biomass fuel source has been used for thousands of years? corn
sugarcane
wood
straw

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

The chromosomal structure that limits the number of cell divisions of a cell is the the chromosomal structure that limits the number of cell divisions of a cell is the kinetochore telomere histones centromere

Which animal is a producer in this ecosystem