Structurally Similar RTKs Have Been Found in All Multicellular Animals

question 68

Multiple Choice

Structurally similar RTKs have been found in all multicellular animals, suggesting that ____.

• A) RTK genes are resistant to mutation
• B) RTKs evolved relatively early in the history of animals
• C) RTKs evolved from G proteins
• D) RTKs are not involved in vital processes in animals
• E) RTKs have evolved independently of each other in animals

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Definitions:

Proposition

In philosophy and logic, a conveyance of meaning or intention within a declarative sentence that can be evaluated as true or false.

Traditional Square of Opposition

A diagram representing the relationships between four types of categorical propositions (A, E, I, O) and demonstrating how they contradict, contravene, or complement one another.

E Proposition

In traditional logic, a universal negative statement that asserts no members of a certain class belong to another class.

Nonstandard Quantifiers

Quantifiers that do not conform to the traditional logical structures, used to express quantities in an unconventional manner.