Elements in the same group have similar properties because they are made up of most of the same materials.
A. once defined, an ecosystem is a unit scientists can analyze.
Answer:
Promoter sequences are DNA sequences that define where transcription of a gene by RNA polymerase begins. Promoter sequences are typically located directly upstream or at the 5' end of the transcription initiation site.
Explanation:
Answer: Active transport powered by adenosine triphosphate.
the answer here would be c!!!
