The Nitrogenous bases which are bonded together by Hydrogen bonds are known as "Complimentary base pairs"
Example. - Adenine with Thymine.
Also, Cytosine with Guanine
Hope this helps!
A, because plants consume carbon dioxide and produce oxygen
Microbiologists aim to answer many important global questions by
understanding microbes. They work in many places, from labs in
universities, research institutes and industrial companies, to
investigating microbes in fieldwork. However knowledge of microbiology
is not just important for these careers. Microbiologists can also use
their knowledge and skills in a wide range of careers in industry
(marketing, technical support and regulatory affairs) education
(teaching, museums and science centers), business (patent attorney or
accountant) and communications (public relations, journalism and
publishing).
Hoped I helped!
The answer for this is true