The individual credited with first observing the cell nucleus is ____
a. Anton van Leeuwenhoek
b. Robert Brown
c. Matthias Schleiden
d. Theodor Schwann
e. Rudolf Virchow
ANSWER: b
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In electron transport, which respiratory complex is not involved in the flow of electrons from FADH2?
A) complex I B) complex II C) complex III D) complex IV E) all of the above
You have heard of a research laboratory that is investigating using therapeutic cloning techniques to treat Parkinson disease (a disease caused by the destruction of dopamine-producing cells in the brain)
What is therapeutic cloning and how could it be used to treat Parkinson disease? What are the potential benefits of therapeutic cloning compared to other techniques? What are the ethical considerations associated with therapeutic cloning? What will be an ideal response?
An elongate uniramid with many legs as well as poison claws is known as a(n):
a. mite. b. tick. c. insect. d. centipede. e. millipede.
Suppose a sample of five econometrics students' heights were: 69 inches, 73 inches, 65 inches, 67 inches, and 71 inches. The standard deviation of the heights will be in what units?
A. Inches B. Squared inches C. Z-score units D. Standard units