A healthy young couple are both carriers of cystic fibrosis; the chance that each of their future children will inherit this serious illness is Select one:
a. 50%.
b. 0%, because cystic fibrosis is not an inherited illness.
c. 25%.
d. More information is needed about the couple's parents and grandparents to determine probability.
e. 100%, because both parents are identified as carriers of cystic fibrosis
c. 25%.
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The researcher(s) who initially used X-ray diffraction to gather information on the DNA molecule was ______
A. Franklin B. Watson and Crick C. Hershey and Chase D. Pauling E. Chargaff
All of the following are true of cell communication systems EXCEPT ____
a. cell signaling occurred early in the evolution of life b. communicating cells may be found far apart or adjacent to each other c. most signal receptors are found bound to the outer nuclear membrane d. protein phosphorylation is a major mechanism of signal transduction e. in response to a signal, a cell can impact transcription of RNA
Compare and contrast the general processes of asexual and sexual reproduction. What will be an ideal response?
List the similarities and differences between the functions of the chloroplasts and mitochondria. Include the
identification of specific structures in your comparison. What will be an ideal response?