Which of the following illustrates Mendel’s law of independent assortment?
a. a dihybrid cross
b. a Punnett square
c. the first division in meiosis
d. a monohybrid cross
a. a dihybrid cross
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Biomes are broad regional areas with defined flora and fauna. Which one of the following choices correctly identifies the biomes shown plotted in the graph of precipitation versus temperature?
A. Tropical Rain forest = 1; Desert = 2; Tundra = 3; Grassland = 4
B. Tropical Rain forest = 1; Desert = 3; Tundra = 4; Grassland = 2
C. Tropical Rain forest = 3; Desert = 4; Tundra = 1; Grassland = 2
D. Tropical Rain forest = 3; Desert = 1; Tundra = 2; Grassland = 3
Clarify Question
· What is the key concept addressed by the question?
· What type of thinking is required?
Gather Content
· What do you already know about biomes?
Choose Answer
· Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?
Reflect on Process
· Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
For an individual with the XXY chromosomal composition, the expected number of Barr bodies in interphase cells is ________
A) three B) two C) one D) variable E) zero
Ecosystem ecology is primarily concerned with
A. movement of energy and materials through ecosystems. B. species interactions in various types of ecosystems. C. ecosystem stability. D. the synthesis of nutrients within ecosystems. E. patterns of species diversity within ecosystems.
Binding of the activating nucleotide di- or triphosphate causes the Ras protein to (first)
a. separate into subunits. b. split the terminal phosphate from the nucleotide-phosphate. c. undergo a conformational change. d. attach a farnesyl tail.