Which of the following was part of sudbury's restoration efforts?
a. treating lakes and soils with lime
b. treating lakes and soils with sulfur
c. treating lakes and soils with nickel
d. digging up topsoil to remove metals

In which situations is the principle of cross-cutting relationship useful in determining relative age?

In 1992, hurricane andrew left a wake of destruction through florida. one victim of the storm was a reptile-breeding facility. over 900 burmese pythons were set free, and today thousands of pythons live in florida. these pythons are an invasive species, or a harmful species not native to the region. 1. what impacts do you think the burmese pythons might have on local ecosystems

Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. albino x albino a) 1/4 chinchilla, 3/4, agouti b) 3/4 albino, 1/4 chinchilla c) all albino