Q: What is the term for the dark brown or black coating found on exposed desert rocks, which is formed of iron and manganese oxides? Choices: - desert patina - desert shadow - desert rust - desert varnish A:
desert varnish
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Q: What do sharks use to secrete salt to assist in osmoregulation? Choices: - ceramic gland - bladder gland - blood gland - rectal gland A:
rectal gland
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Q: Categorized based on how they produce their mrna using the baltimore classification method, what consist of a nucleic acid core surrounded by a protein capsid with or without an outer lipid envelope? Choices: - bacteria - amphibians - parasites - viruses A:
viruses
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Q: A virus is essentially dna or rna surrounded by a coat of what? Choices: - acids - paint - organism - protein A:
protein
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