The earliest hominin to be found outside of Africa belongs to which species?
A) Australopithecus afarensis
B) Homo habilis
C) Homo erectus
D) Homo sapiens
Answer: C
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The chromosomes are moving to opposite
sides of the cell during
a. anaphase. b. metaphase. c. interphase. d. prophase. e. telophase
Mitosis and cytoplasmic division of a cell in an ovule produces four __________, one of which gives
rise to the female gametophyte. Fill in the blank(s) with the appropriate word(s).
Diploblastic organisms differ from triploblastic organisms in that diplobastic organisms are
A. larger than triploblastic organisms. B. bilaterally symmetrical. C. simpler in structure than triploblastic organisms. D. able to reproduce sexually rather than asexually.
Which reaction is incorrectly matched with its name?
A) Hydrolysis: A + B ? AB + H2O B) Decomposition: AB ? A + B C) Synthesis: A + B ? AB D) Double exchange: AB + CD ? AD + CB E) Single exchange: AB + C ? AC + B