How do animals obtain the nitrogen they use to make proteins and nucleic acids?

a.
by consuming plants or other animals

b.
by absorbing ammonia from bacteria growing in the roots of plants

c.
by breathing the nitrogen present in the atmosphere

d.
by absorbing nitrogen found in the soil

Common commercial benefits of microorganisms include synthesis ofa. insulin.b. antibiotics.c. aspirin.d. antibiotics and aspirin.e. antibiotics and insulin.

Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?

Select the word from the list that best fits the definition a system made of 25 satellites