Q: What do we call the full range of electromagnetic waves? Choices: - electromagnetic scale - molecular spectrum - mechanical spectrum - electromagnetic spectrum A:
electromagnetic spectrum

(Question)
Q: What is used for cooling detectors of infrared telescopes? Choices: - hand nitrogen - material nitrogen - carbon dioxide - liquid nitrogen A:
(Answer)
liquid nitrogen

Ques: Q: What controls earth's magnetosphere? Choices: - ionosphere - stratosphere - gravitational field - magnetic field A:
Ans: magnetic field

(Q).
Q: Linked genes are located on the same what? Choices: - genome - nucleolus - bacterium - chromosome A:
(A).
chromosome

Ques:Q: What type of structures evolved to do the same job by unrelated organisms? Choices: - symmetrical structures - primal structures - dioxide structures - analogous structures A:

Ans:analogous structures

Q: Which proteins bind to the surfaces of microorganisms and are particularly attracted to pathogens that are already tagged by the adaptive immune system? Choices: - attractive proteins - mobilize proteins - whereby proteins - complement proteins A:
complement proteins