Which of the following statements about the protein calmodulin is TRUE?
It interacts directly with the ligand receptor.
It interacts directly with the G protein.
It binds to Ca 2+ ions to mediate a cellular response.
It binds to the Ca 2+ ion channel causing it to close.
It induces ATP hydrolysis.
It binds to Ca 2+ ions to mediate a cellular response
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Antibody diversity is the result of:
A. mRNA splicing. B. genomic rearrangement. C. differential gene expression. D. gene silencing.
Which of the following statements is TRUE?
a. Once a person reaches maturity, cell division stops except to repair wounds. b. Cell division in an adult signifies cancer. c. Select cells throughout the body retain the ability to divide and replace themselves. d. Growth continues throughout the life of an adult human.
e. All cells retain the ability to divide even after the organism reaches maturity.Amal has a serious metabolic disorder known as PKU. His sister has the same disorder. Neither of
Amal’s parents have the disorder. What is the most likely inheritance pattern of this disorder? A. Autosomal dominant B. Autosomal recessive C. X-linked dominant D. X-linked recessive E. It is not possible to tell the inheritance pattern from this information.
What is meant by a genetic shotgun? What will be an ideal response?