Name two factors that will influence the composition of aquatic communities
What will be an ideal response?
ANS: temperature; salinity; depth; rate of water movement
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The function of the structure labeled 9 is
a. food intake. b. digestion. c. sexual reproduction . d. water discharge. e. asexual reproduction.
Which of the following has a shortest half life
a) Synthroid, b) Eltroxin c) Cytomel (Theramed) d) Armour e) Liotrix
Compare precise and imprecise excision of transposons
What will be an ideal response?
Answer the following questions true (T) or false (F)
1. A relatively early hominin with advanced tool technology was Homo ergaster. 2. The brain of Australopithecus afarensis was almost the same size as that of modern humans. 3. Australopithecus afarensis represents a hominin with both ape-like and human-like characteristics.