Our environment is great 8 Questions.
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Which pair of compounds can be classified as inorganic?
nucleic acids and minerals.
proteins and water.
nucleic acids and proteins.
water and salts.
Which are the four most abundant elements in living cells?
carbon, oxygen, hydrogen, nitrogen.
carbon, oxygen, nitrogen, sulfur.
carbon, oxygen, sulfur, phosphorus
carbon, sulfur, hydrogen, magnesium.
Which is an organic compound found in most cells?
Which structure includes all of the others?
Which of these is usually present only in animal cells?
What is one function of the human endoskeleton?
produce blood cells.
produce lactic acid.
store nitrogenous wastes.
How does an organelle differs from an organ?
An organelle cannot be stained.
An organelle is a substructure of a cell.
An organelle contains one specific type of tissue.
An organelle is larger than an organ.
Which formula represents an organic compound?
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