The Origin of Angiosperms

question 112

Multiple Choice

The origin of angiosperms

• A) has been established from the fossil record.
• B) remains a mystery.
• C) has been established from molecular and morphological evidence.
• D) is likely to have involved plants in the magnolia family.
• E) is likely to have involved gnetophytes.

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Definitions:

Air Conditioners

Devices designed to regulate the temperature and humidity within a space, contributing to human comfort and preservation of goods.

Fire Extinguishers

Devices designed to suppress fires through the application of a substance such as foam, water, or dry chemical.

Ultraviolet Radiation

A form of electromagnetic radiation that comes from the sun and artificial sources like tanning beds, which can cause skin damage, eye problems, and increase the risk of skin cancer.

Reactive Compounds

Substances that readily engage in chemical reactions with other materials due to their unstable electron configurations.