I think B. would be your answer :)
add me back as a friend <3
Their Diversity and number will be greatly diminished.
Diversity:
- Increase in atmospheric
is a direct consequence of human activities such as deforestation, over population, Factories, vehicles. - The direct consequence of increase
Level in waster is the acidification of water because
water and carbon dioxide together produce carbonic acid. 
- Our worldview, viewpoint, and method are all shaped by a confluence of our differences[1]. Diversity also refers to the acceptance, value, and recognition of differences based on sexual orientation, gender, age, race, religion, and ethnicity.
- Every culture, every nation, and every single person has a unique perspective on the world. Every culture, nation, and person has their own own knowledge, opinions, and points of view. Miracles can occur when these many points of view are combined.
Learn more about Diversity here brainly.com/question/24761449
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Answer:
C. Promoter; Operator
Explanation:
Related genes in bacteria are often found in a cluster on the chromosome, where they are transcribed from one RNA polymerase binding site(promoter) as a single unit while other regulatory proteins are binding repressors attached to DNA pieces known as operators. When they are bound to operator, a repressor reduces transcription.
Genes in cases like this encode proteins, having various roles which include fuel metabolism, maintenance of cell structure, and
also defense against viruses in its process. A great number of these proteins are been used while others are needed only under certain decrees. Therefore, it is said that cells don't express all the genes in their genome always.