A solute passively diffuses through a transport

protein out of the cell. What is the tonicity of
the fluid inside the cell?



a. hypertonic
b. hypotonic
c. isotonic
d. none of these
e. more than one of these


A

Biology & Microbiology

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What radical idea did Cuvier propose based on

his studies of Earth’s history?

a. extinction of species b. evolution of species c. the Earth is billions of years old d. the Earth is unchanged in its history e. more than one of these

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Which of the following consists of a hollow ball of cells?

a. gastrula b. morula c. blastula d. blastocoel e. zygote

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Proteins used to digest DNA at specific sequence regions are:

a) Protein Kinases b) Phospholipases c) Restriction Enzymes d) RNA Replicases

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