Which of the Following Statements Is True Concerning Enzymatic Activity

question 51

Multiple Choice

Which of the following statements is true concerning enzymatic activity?

• A) Each enzyme works well within a wide range of pH values.
• B) Increasing temperatures has no effect on enzyme activity.
• C) As the temperature decreases, most enzymatic reactions will still proceed at the same rate.
• D) Enzymatic reactions proceed quite slowly.
• E) Enzyme activity increases as substrate concentration increases until the maximum rate is achieved.

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Definitions:

Sporophytes

The diploid, spore-producing phase in the life cycle of plants that undergo alternation of generations.

Triploid Cell

A cell that has three sets of chromosomes, often occurring in plants and some species of fish and amphibians.

Angiosperms

These are flowering plants, making up the largest group in the plant kingdom, characterized by producing seeds enclosed within a fruit.

Endosperm

Endosperm is the nutritive tissue within seeds of flowering plants, serving to feed the embryo during germination.