What pattern of expression is expected for an X-linked dominant trait like hereditary enamel hypoplasia?
What will be an ideal response?
An affected father will have affected daughters and no affected sons; an affected mother will have a 50% chance of having an affected son and a 50% chance of having an affected daughter (assuming the mother is heterozygous).
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The major organism used in the microbial production of citric acid is ________.
A. Aspergillus niger B. Penicillium notatum C. Lactobacillus delbrueckii D. Rhizopus nigrificans
You briefly expose bacteria undergoing DNA replication to radioactively labeled nucleotides. When you centrifuge the DNA isolated from the bacteria, the DNA separates into two classes
One class of labeled DNA includes very large molecules (thousands or even millions of nucleotides long), and the other includes short stretches of DNA (several hundred to a few thousand nucleotides in length). These two classes of DNA probably represent _____. A) leading strands and Okazaki fragments B) lagging strands and Okazaki fragments C) Okazaki fragments and RNA primers D) leading strands and RNA primers
Staphylococcus aureus produces the enzyme ________, which causes blood plasma to clot.
Fill in the blank(s) with the appropriate word(s).
Third part of the small intestine______________________
Fill in the blank(s) with the appropriate word(s).