Identifying an autosomal recessive mutation in a mutagenic screen in Drosophila requires identification of a mutant in the F3 generation. If testing for a sex-linked recessive lethal mutation (e.g
, cn l + using a balancer chromosome such as cnCyO), in which generation can lines with mutations be identified?
F2
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The inheritance of human traits is predictable because the genes controlling them exhibit the principles of both ____________________ and ____________________ during meiosis
Fill in the blank(s) with correct word
What field of biology compares the development of organisms in order to better understand mechanisms of evolutionary change?
A. Pattern formation. B. Punctuated equilibrium. C. Cell biology. D. Evolutionary developmental biology. E. Endocrine biology.
Which of the following has the shortest axons?
a. interneurons b. motor neurons c. sensory neurons d. the brain stem
The approach that consists in comparing DNA sequences to find evidence of a shared evolutionary history is called ________.
A. genomics B. comparative anatomy C. proteomics D. bioinformatics