Osteoblasts Do All of the Following EXCEPT

question 19

Multiple Choice

Osteoblasts do all of the following EXCEPT

• A) Form the osteoid, or organic matrix of bone
• B) Recruit osteoclasts from stem cells in the blood
• C) Secrete M-CSF (macrophage colony stimulating factor) in response to PTH
• D) Secrete osteoprotegrerin to block preosteoclast binding
• E) Form resorption canals

Describe how contracts can be discharged by mutual agreement and operation of law.

Explain the doctrine of frustration of purpose and its applicability in contract law.

Differentiate between types of breaches and their consequences in contract performance.

Explain the role and consequences of conditions (precedent, concurrent, subsequent) in contracts.

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