(7) the carbon-oxygen cycle illustrates how
a) herbivores give off oxygen
b) producers give off oxygen
c) all organisms give off carbon dioxide
d) both b and c

(8) when animals excrete urea, which type of organism is responsible for converting this waste into a form that is usable by plants?
a) decomposers
b) lichens
c) climax community
d) saprophytes

Answers to mastering biology drag the labels to their appropriate locations to complete the punnett squares for morgan's reciprocal cross. drag blue labels onto the blue targets to indicate the genotypes of the parents and offspring. drag pink labels onto the pink targets to indicate the genetic makeup of the gametes (sperm and egg). labels can be used once, more than once, or not at all. hints

The smallest parts of these that retain their original properties are called

The data below simulate what happened to peppered moths in england after the industrial revolution which statement best describes the process that produced one of the emding populations of moths ?light colored moths were selected for on light colored trees