Trees Evolved the Ability to Grow Tall Because of

question 142

Multiple Choice

Trees evolved the ability to grow tall because of

• A)poorly regulated growth hormone production.
• B)the need for space to spread their branches.
• C)competition for sunlight.
• D)competition for oxygen.
• E)competition for moisture

---

Definitions:

Histamine

A nitrogenous compound involved in local immune responses, regulating physiological function in the gut, and acting as a neurotransmitter for the brain, spinal cord, and uterus.

Protease

An enzyme that breaks down proteins into smaller peptides or amino acids.

Sublingual Nitroglycerine

A medication administered under the tongue to quickly relieve chest pain associated with angina by dilating blood vessels.

Vasodilator

A type of medication or substance that causes blood vessels to expand, increasing blood flow.