Chemicals that move through biogeochemical cycles include all EXCEPT which of the following substances? a. Carbon

b. Oxygen

c. Phosphorous

d. Nitrogen

Below are the three main organs that make up the plant body. what is the main function of the structure that is identified as b in the picture above? it anchors the plant. it produces food. it absorbs nutrients. it supports the plan

What are the fixed alleles in the human species? o a. the alleles that are on the most chromosomes b. the alleles that change most often 000 c. the alleles that no one has d. the alleles that everyone has

How many chromosomes does each human cell contain? a. 23 chromosomes b. 26 chromosomes c. 43 chromosomes d. 46 chromosomes