The main component of insect chitin is
A) polysaccharide.
B) protein.
C) lipid.
D) nucleic acid.
Correct Answer:
Verified
Q7: The most immediate product of xanthine oxidation
Q8: Osmosis is
A)the energetically favorable movement of water
Q9: Whether an animal excretes ammonia,uric acid,or urea
Q10: Which animal group is NOT considered ammoniotelic?
A)mammals
B)agnathans
C)aquatic
Q11: Which of the following features of the
Q13: Urea is made in the
A)kidney.
B)spleen.
C)liver.
D)bladder.
Q14: The ornithine-urea cycle happens in which two
Q15: The cytoplasm of most animals is dominated
Q16: Where do humans obtain most of their
Q17: How do iguanas maintain water and ion
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