A 60 year old lady is concerned about the wrinkles around her eyes. This is primarily due to alterations in
AFibrillin
BCollagen cross linking
CCollagenase
DDesmosine
Which type of collagen is primarily responsible for forming the basement membrane sheets?
AType I
BType II
CType IV
DType VI
A 10-year-old boy presents with frequent fractures and blue sclerae. This patient most likely carries a mutation in a gene that encodes which of the following proteins?
ACollagen
BFibrillin
CKeratin
DMyosin
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