In a population in Hardy-Weinberg equilibrium, 75 percent of the individuals have a dominant allele for a particular gene (p=0.75) and 25 percent have a recessive allele (q=0.25). The proportion of homozygous recessive individuals in the F1 generation will be
A) 2.5%.
B) 6.25%.
C) 18.75%.
D) 0%.
B) 6.25%.
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Growth in ocean areas that are high nutrient and low chlorophyll (HNLC) is limited by the availability of ________.
A. iron B. manganese C. phosphorus D. nitrogen
The Pilobolus fungus aims at __________ and releases its spores
a. a cow b. a dung pile c. a grassy field d. sunlight
When developing a monoclonal antibody-based test kit, great care must be taken to choose an antibody with the right binding properties. Imagine that you are developing a food-testing kit to specifically detect E. coli 0157:H7, a pathogenic serotype of E. coli that causes food poisoning. Choose the hybridoma line best suited for use in your test kit.
A. 1
B. 2
C. 3
D. 4
E. 5
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 hybridomas? What other information is related to the question?
Choose Answer
Given what you now know, what information 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?
The unifying theme in biology is
a. ecology b. genetics c. metabolism d. evolution e. taxonomy