Stromatolites are fossils of ancient, photosynthetic cyanobacteria
Indicate whether the statement is true or false.
T
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Which of the following describes the approximate chromosomal location of the termination of replication in bacteria?
A. Termination occurs at oriC once the replication fork has advanced the entire length of the chromosome. B. Termination occurs at a location one-quarter around the chromosome. C. Termination occurs at a location halfway around the chromosome. D. Termination is random. E. The chromosomal location of termination is not known.
Which of the following organs of the endocrine system secretes releasing and inhibiting hormones?
a. pituitary gland b. pancreas c. hypothalamus d. adrenal glands e. thyroid gland
Gene conversion results from
A. discontinuous replication. B. photoreactivation. C. mismatch repair. D. SOS repair. E. excision repair.
Diseases that are induced by modern medical procedures are referred to as ________ infections
A) iatrogenic B) exogenous C) opportunistic D) endogenous E) subacute