How many bases do deletion-insertion polymorphisms (DIPs) most frequently involve?
A) 1–2
B) multiples of 3
C) 10–100
D) more than 100
A) 1–2
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The most common type of mutation that cause cystic fibrosis is a(n) ____
a. deletion b. insertion c. base-pair substitution d. gene duplication e. transformation
Ecologists use a variety of useful sampling and statistical techniques for delineating and classifying communities
Indicate whether the statement is true or false
Which one of the following helps make ecosystems more stable?
A. biodiversity B. bacteria C. stable amounts of sunlight D. rainfall
As cell size increases, the
A) volume and surface area decrease. B) volume increases proportionally more than the surface area. C) surface area increases proportionally more than the volume. D) ratio of surface area to volume stays the same.