Excretion of CO₂ and Protons by Roots into Clay Soils

question 47

Multiple Choice

Excretion of CO₂ and protons by roots into clay soils

• A) increases the availability of anions such as Cl^- to plants.
• B) hinders iron uptake.
• C) increases the pH of the soil.
• D) increases the availability of calcium.
• E) makes the soil more basic.

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Definitions:

Common Ancestor

The shared ancestor of two or more distinct species or lineages, reflecting their point of divergence in the evolutionary tree.

Vasopressin

A hormone that plays a key role in water regulation in the body and also acts as a neurotransmitter in the brain, influencing social behaviors and bonding.

V1a Receptors

A specific type of receptor in the brain that binds to vasopressin, a hormone involved in social behavior, stress response, and the regulation of water retention.

Avpr1a Gene

A gene associated with social behavior, particularly in the regulation of pair bonding and social recognition in vertebrates.