What is the process that changes one set of chemicals into another set of chemicals?
a) cohesion
b) adhesion
c) chemical reaction
d) dissolving
Ans: c) chemical reaction
You might also like to view...
A rise in aquatic nitrogen and phosphorus levels leads to a strong increase in the population growth rate of algae and cyanobacteria. This suggests that nitrogen and phosphorus are typically _______________ in aquatic habitats
A. always abundant B. not at all present C. the limiting factors for planktonic growth D. unnecessary for planktonic growth
Cells that are the main water-conducting cells of a
plant are a. sclereids. b. tracheids. c. sieve tubes. d. parenchyma. e. all of these.
In producing a recombinant plasmid to be used to clone a given donor insert, it is possible to cut both the donor and plasmid with the same restriction enzyme, resulting in complementary sticky ends
Assuming plenty of plasmid DNA is available, why is further selection necessary before the introduction of the plasmid into a cellular system? A) Contamination will have introduced other donor inserts. B) Some donor inserts will be single stranded and deteriorate. C) Some donor inserts will be sensitive to particular antibiotics. D) Some donor pieces will remain uninserted. E) Some donor strands will be inserted with an incorrect orientation.
Describe the function of the thymus as it relates to the lymphatic system.
What will be an ideal response?