Which Plant Hormone Is Primarily Responsible for Inhibiting Leaf Abscission

question 68

Multiple Choice

Which plant hormone is primarily responsible for inhibiting leaf abscission?

• A) ethylene
• B) jasmonate
• C) abscisic acid
• D) auxin

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Definitions:

Electron Transport Chain

A series of protein complexes that transfer electrons from electron donors to electron acceptors via redox reactions and couples this electron transfer with the transfer of protons across a membrane.

Photosystem II

A component of the photosynthesis process in plants and algae that captures photons and uses the energy to extract electrons from water molecules.

Rubisco

An enzyme involved in the first major step of carbon fixation in the process of photosynthesis.