If each pair of rabbits breed only once, how many offspring would be produced each year for five generations

Compare and contrast nutrient limitation in soil vs. nutrient limitation in aquatic ecosystems

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

Iguanas need to live in a habitat that is very warm, so the pet store warms their enclosures with "basking lights" which act as an artificial sun. describe how the three methods of thermal energy transfer may take place within the iguana's enclosure.