Q: What cycle vital to plants includes a process called denitrification? Choices: - carbon cycle - sedimentation cycle - photosynthesis - nitrogen cycle A:
nitrogen cycle

Q: Animals can transport what waste material in the circulatory system and store it safely at high concentrations? Choices: - proteins - carbon - phosphorus - urea A:
urea

Q: What type of mapping is critical for identifying the location of genes that cause genetic diseases? Choices: - interaction mapping - diagnostic mapping - chemical mapping - linkage mapping A:
linkage mapping