Frogs have which of the following traits?

A. endothermic
B. incomplete digestive tract
C. jawless
D. cartilaginous skeleton
E. larval respiration with gills, but adult respiration with lungs


E. larval respiration with gills, but adult respiration with lungs

Biology & Microbiology

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Indicate whether the statement is true or false.

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After the binding of a signaling molecule to a surface receptor, the signaling molecule does not enter the cell

a. True b. False

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Polyploidy means having

What will be an ideal response?

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Polyadenylation adds a tail of____ to the mRNA

Fill in the blank(s) with the appropriate word(s).

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