The parents-to-be were shocked when an ultrasound scan done in the second trimester of the pregnancy showed a fetus with obviously broken leg bones and ribs.The doctor diagnosed osteogenesis imperfecta.This is caused by a mutation in a gene that encodes
A) beta globin.
B) a clotting factor.
C) myosin.
D) collagen.
Correct Answer:
Verified
Q1: An example of a beneficial mutation is
A)a
Q2: Mutational hot spots occur most often where
Q3: The spontaneous mutation rate for autosomal genes
Q4: Spontaneous mutation occurs when
A)a DNA base is
Q5: A chemical or physical agent that causes
Q7: Mutations are more likely to occur in
Q8: Estimates of spontaneous mutation rates are made
Q9: Mutations in the lamin A gene are
Q10: The mutation that causes sickle cell disease
A)occurs
Q11: A germline mutation passes from generation to
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