When antibodies or other substances in serum cross-react with the test reagents, a false positive result can occur.
a. true
b. false
a. true
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A culture technique that encourages the growth of specific microbes while inhibiting the growth of others is a(n) ________ culture.
Fill in the blank(s) with the appropriate word(s).
Analysis of the genome of Mycobacterium tuberculosis has revealed all the following EXCEPT
A. it has 99.5% homology with the genome of M. bovis. B. it is significantly larger than the genome of M. leprae. C. it is more closely related to M. leprae than to M. bovis.
In pea plants, round pea texture is dominant over wrinkled texture. How can you obtain true-breeding pea plants
having round peas with the least amount of work?
a. Cross plants having round peas with plants having wrinkled peas. Select round pea plants from the progeny because they are now true-breeding. b. Cross plants having round peas with other plants having round peas. Do this for multiple generations. c. Cross plants having round peas with plants having wrinkled peas. Select round pea plants from the progeny and do a testcross to determine which parental plants were homozygous dominant. d. Cross plants having round peas with plants having wrinkled peas. This will tell you which round pea plants are homozygous dominant and are thus true-breeding. e. It's not possible. You can only get true-breeding plants that have wrinkled peas.
The _____ is a thin membrane which, if present, partially covers the vaginal opening.
A. mons pubis B. perineum C. clitoris D. hymen