Bioremediation is the use of microbes
a) to clean up pollutants and toxic wastes.
b) in recycling vital elements.
c) to treat sewage.
d) in food production.
Ans: a) to clean up pollutants and toxic wastes.
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The choanoflagellates are in the supergroup:
A. Opisthokonta B. Rhizaria C. Amoebozoa D. Stramenopila E. Alveolata
Roots obtain cations through cation exchange. Which of the following do roots use to exchange for other cations from the soil?
a. Cl? b. K+ c. H+ d. H2O
If an individual who is homozygous for type B blood marries a heterozygous type A individual, what is the chance that their first child will have type AB blood?
A) 0% B) 25% C) 50% D) 100% E) 75%
Portion of Figure 21.11
?
Refer to the accompanying figure for questions 26-28.
The organism shown in the accompanying figure belongs to the ____ group.
A. kinetoplastids B. diplomonads C. green algae D. red algae E. brown algae