1. (∀X)(∀y)(Bxy ≡ Dyx)

question 137

Multiple Choice

1. (∀x) (∀y) (Bxy ≡ Dyx)
2. (∃x) Bxf(x)
-Which of the following propositions is derivable from the given premises in FF?

• A) Daa
• B) (∃x)Dxx
• C) Df(x)f(x)
• D) (∃x)Df(x)x
• E) (∀x)Df(x)x

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Definitions:

Osteoblast

Specialized cells responsible for bone formation, synthesizing and secreting the matrix materials necessary for bone development and growth.

Osteocyte

A mature bone cell enclosed in the bone matrix, responsible for maintaining bone tissue.

Osteoclast

A type of bone cell that breaks down bone tissue, playing a critical role in bone growth, healing, and remodeling.

Chondroclast

Chondroclasts are cells involved in the resorption of cartilage, playing a role in the development, maintenance, and repair of cartilaginous structures.