The Lactose Permease from E

question 68

Multiple Choice

The lactose permease from E.coli and the molybdate transporter from Archaeoglobus fulgidus both

• A) drive transport through the hydrolysis of ATP.
• B) drive transport through the use of a concentration gradient.
• C) undergo a conformational change that occurs on substrate binding.
• D) contain a selectivity filter.

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Definitions:

Epidermis

The outermost layer of cells in plants and animals, providing protection against environmental factors.

Stele

The central part of the root or stem containing the tissues derived from the procambium, including xylem, phloem, and sometimes pith.

Pericycle

A layer of cells in plant roots located just inside the endodermis, capable of giving rise to lateral roots and contributing to the root's growth.

Monocots

A group of flowering plants characterized by having one seed leaf, or cotyledon, which influences the structure of their stems, leaves, and roots.