<span>Drugs of abuse testing is used to screen for and confirm the presence of several drugs in a person's sample, such as urine, blood or hair. Drug testing is used so that a person may receive appropriate medical treatment or be screened for or monitored for illegal drug use.</span>
Answer:
Nutrients support vital functions, including growth, the immune, the central nervous system, and preventing disease.
Explanation:
Answer:
O2 participates in cellular respiration
Explanation:
The only place that O2 participates in cellular respiration is at the end of the electron transport chain, as the final electron acceptor. Oxygen's high affinity for electrons ensures its success in this role.
Answer: i would say D but i'm not entirely positive
Explanation:
this is showing how the energy is distributed between the types of organisms in an environment
I'm pretty sure that its the 3rd answer