Which term refers to the first explanation of a problem (sometimes referred to an "educated guess")?

a. principle
b. law
c. theory
d. fact
e. hypothesis


ANSWER: e

Biology & Microbiology

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Answer the question using the accompanying figure. Identify the developmental brain region that gives rise to the

a. hindbrain b. midbrain c. telencephalon d. medulla e. forebrain

Biology & Microbiology

The cell wall component algin is

a. found in the brown algae. b. used in the production of ice cream. c. used as a medium on which microorganisms are grown. d. both a and b.

Biology & Microbiology

Refer to Figure 31-1. Asexual reproduction is occurring at point:


A. 1.
B. 2.
C. 4.
D. 7.
E. 9.

Biology & Microbiology

Whales are ________ in the group ___________ arising most recently from a semi-aquatic group called the ____________

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology