When a student manipulates a system under study, he or she is collecting:
a. empirical data.
b. experimental data.
c. observational data.
d. data.
e. facts.
B
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Which of the following is a special adaptation for brachiation in primates?
a. One offspring per pregnancy b. A rotating shoulder joint c. A complex placenta d. Large eye sockets
Which of the following is not a desired outcome from using microbes in making bread?
A. Conditioning the dough to make it workable B. Helping the dough rise C. Leavening D. Giving flavor and odor E. Producing ethyl alcohol
Nitially, organisms were classified into only two kingdoms (by Darwin & Haeckel). The individual who developed the five-kingdom system, which is considered traditional today was
A) Carl Woese. B) Louis Pasteur. C) Stephen Hawking. D) Robert Whittaker.
Which of the following contribute to an increased probability of a random match of a DNA profile in a population?
A) a random population with many relatives B) a population containing limited VNTR variation C) a population with inbreeding D) a population with a small number of identical twins