Q: Latitude affects the amount of what received by an area, which in turn affects the temperature of a region? Choices: - chemical radiation - geothermal radiation - current radiation - solar radiation A:
solar radiation

(Question)
Q: What determines the length and thickness of dna chromosomes? Choices: - degree of rna coiling - type of dna - number of chromosomes - degree of dna coiling A:
(Answer)
degree of dna coiling

Ques: Q: What kind of material that might otherwise go to a landfill can serve as the source of biomass power? Choices: - mechanical waste - microscopic waste - reactive waste - organic waste A:
Ans: organic waste

(Q).
Q: Besides the endocrine system, what other system exerts control over all the organ systems of the body? Choices: - circulatory system - abnormal system - skeleton system - nervous system A:
(A).
nervous system

Ques:Q: Which type of substance is considered a proton donor in a reaction? Choices: - base - carbon - oxygen - acid A:

Ans:acid

Ques:Q: What is the sac-like organ of the body that is important for both mechanical and chemical digestion? Choices: - gall bladder - kidney - spleen - stomach A:

Ans:
stomach