Answer:
twenty amino acids
Explanation:
and
carbon
nitrogen
oxygen
hydrogen, for the second question
Answer: Option C
Explanation:
The environmental policy addresses all the issues related to the environment which occurs due to human interventions into the environment.
The environmental issues like air pollution, over fishing, air pollution are caused due to human interventions.
The natural disaster is caused by natural causes not due to human interventions. So, environmental policy does not addresses natural disasters.
Answer:
Apprentice to a residential electrician.
Explanation:
Reproduction.
Without the ability to reproduce, the species would become extinct.
Hope this helps!