What is a photosynthetic stem that stores water and is found in succulent plants in the desert?
a. bulbs
b. tubers
c. stolons
d. cladodes
e. corms
d
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Single-stranded ends generated by the same restriction enzyme are complementary to each other. They can be joined together,
A. even when the source of the DNA is different. B. only when the source of the DNA is the same. C. but the "sticky ends" will most likely have to be modified. D. but the hybridization of the two ends may cause a problem with cloning. E. only if the subunits have been methylated.
Why is it problematic to take antibiotics for viral diseases?
What will be an ideal response?
The product of the RB tumor-suppressor gene is found in the cytoplasm. Indicate whether the statement is true or false
What type of reasoning is used to make a hypothesis based on previously established observations?
What will be an ideal response?