BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Textbook Question
Chapter 1, Problem 2A
Which of the following is NOT an example of reductionism?
a. Analysis of an isolated enzyme’s function in an experimental assay
b. Investigation of the effect of a hormone on cell growth in a Petri dish
c. Observation of the change in gene expression in response to specific stimulus
d. An evaluation of the overall behavior of a cell
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ADH causes cells of the kidneys to insert aquaporins (leak channels for water) into their membranes. It most likely does this by:
Group of answer choices
A. activating a second messenger system that leads to activation/insertion of the aquaporin
B. binding to DNA adjacent to genes that code for enzymes that make aquaporins
C. binding to genes adjacent to those that code for aquaporins and increasing their production
D. directly phosphorylating the aquaporins
Proteins that are always present in the cell are encoded in genes that are __________ expressed, whereas proteins that are present only in response to a stimulus are encoded by genes that are ______________ expressed.
a. timely, extemporaneously
b. inducibly, constitutively
c. extemporaneously, timely
d. constitutively, inducibly
Which of the following terms refer to the case when a mutation results in a significant decrease or a complete loss of the functional activity of a gene product?
a. gain-of-function mutation
b. loss-of-function mutation
Chapter 1 Solutions
BIOLOGY
Ch. 1.1 - Compare biology to other natural sciences.Ch. 1.1 - Prob. 2LOCh. 1.1 - Prob. 3LOCh. 1.2 - Compare the different types of reasoning used by...Ch. 1.2 - Demonstrate how to formulate and test a...Ch. 1.3 - Examine Darwins theory of evolution by natural...Ch. 1.3 - Describe the evidence that supports the theory of...Ch. 1.4 - Discuss the core concepts that underlie the study...Ch. 1 - Data analysis What is the effect of reducing the...Ch. 1 - Inquiry question Might this effect be achieved...
Ch. 1 - Prob. 2IQCh. 1 - Prob. 1UCh. 1 - Prob. 2UCh. 1 - A hypothesis in biology is best described as a. a...Ch. 1 - Prob. 4UCh. 1 - The cell theory states that a. cells are small. b....Ch. 1 - The molecule DNA is important to biological...Ch. 1 - The organization of living systems is a. linear...Ch. 1 - The idea of evolution a. was original to Darwin....Ch. 1 - What is the significance of Pasteurs experiment to...Ch. 1 - Which of the following is NOT an example of...Ch. 1 - How is the process of natural selection different...Ch. 1 - If you found a fossil for a modem organism next to...Ch. 1 - The theory of evolution by natural selection is a...Ch. 1 - In which domain of life would you find only...Ch. 1 - Evolutionary conservation occurs when a...Ch. 1 - Exobiology is the study of life on other planets....Ch. 1 - The classic experiment by Pasteur (figure 1.4)...
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