)
A. The suspected pathogen infects animals but not humans.
B. The suspected pathogen cannot be cultured in the laboratory.
C. There is not a suitable experimental host for the suspected pathogen.
D. The suspected pathogen produces disease both in humans and a suitable test animal.
E. The disease is polymicrobial, caused by more than one pathogen.
B. The suspected pathogen cannot be cultured in the laboratory.
C. There is not a suitable experimental host for the suspected pathogen.
E. The disease is polymicrobial, caused by more than one pathogen.
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Which of the following will help you distinguish between the two final suspects?
You are a forensic technician working on a DNA sample obtained from a crime scene. Your job is to compare the unknown DNA sample with known DNA samples collected from five different suspects. Preliminary analysis using only a few DNA markers revealed that the unknown sample could possibly match two of the suspects. After consulting the case file, you find out that these two suspects are brothers (but not twins). You realize that you will have to do a more detailed analysis on the samples so that you can distinguish between the brothers and determine which brothers' DNA matches the unknown sample. A. single nucleotide polymorphisms (SNPs) B. human genome map C. linkage data D. markers on the Y chromosome Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about genetic maps and DNA markers? Consider Possibilities · Consider the different answer options. Which can you rule out? 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?
The first true hominids in the fossil record are
(a) Australopithecus. (b) Homo habilis. (c) the chimpanzee. (d) Homo sapiens.
Proteins that prevent inappropriate folding of newly synthesized proteins are called ____
Answer for this statement?
In which of the following laws did Mendel assert that one trait in a heterozygote will conceal the presence of another trait for the same characteristic?
a. law of dominance b. law of segregation c. law of dependent assortment d. law of incomplete dominance