Humans have altered the carbon cycle by

A) digging up the stored nutrient resources and combusting them during industrial processes.

B) damming rivers and lakes.

C) increasing the rate at which land based nitrogen is released into the environment.

D) all of the above

How are organisms in the domain eukarya different from those in the domain archaea? o a. eukaryotes have a cell wall. o b. eukaryotes have mitochondria. o c. eukaryotes have more than one cell. o d. eukaryotes have dna. submit

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.

What organ is the first to receive nutrients that have been absorbed from the digestive tract?