Q: Over time, deposited sediments may harden into what? Choices: - coral - fossils - deltas - rocks A:
rocks

(Question)
Q: Which acids provide the molecular blueprints for all proteins produced in living systems? Choices: - periodic acids - amino acids - nitrous acids - nucleic acids A:
(Answer)
nucleic acids

Ques: Q: Many disciplines within the study of biology contribute to understanding how past and present life evolved over time; these disciplines together contribute to building, updating, and maintaining this? Choices: - amount of life - root of life - forests of life - tree of life A:
Ans: tree of life

(Q).
Q: What is the name of the mechanism in which sounds are encoded in microwaves by changing their frequency? Choices: - molecular modulation - shape modulation - mechanical modulation - frequency modulation A:
(A).
frequency modulation

Ques:Q: What involuntary muscle is found only in the heart? Choices: - physiological muscle - respiratory muscle - digestive muscle - cardiac muscle A:

Ans:cardiac muscle

Ques: Q: What are two common weather characteristics of hurricanes? Choices: - low winds and sandstorms - high winds and snowfall - small winds and rainfall - high winds and rainfall A:
Ans:
high winds and rainfall