Which of the following is(are) required for therapeutic cloning?
a. a donor egg cell
b. DNA from a patient
c. a plasmid and vector
d. both a donor egg cell and DNA from a patient
D
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Explain why a person whose intestinal lining cells continuously “leak” chloride ions into the intestinal lumen experiences dehydration.
What will be an ideal response?
__________ are an ancient fungal group and the only
fungi with flagellated spores and gametes. Fill in the blank(s) with the appropriate word(s).
Which of the following is the predominant leaf form of environments where the growing season is very short or where nutrient availability severely constrains photosynthesis and plant growth?
A) winter-deciduous leaves B) drought-deciduous leaves C) broadleaf evergreen leaves D) needle-leaf evergreen leaves
What is the formal expression used to examine the relative importance of genetic versus environmental factors?
What will be an ideal response?