What would occur if humans reproduced by parthenogenesis?
a. Males would need to produce more sperm.
b. External fertilization would be necessary.
c. The number of females in the population would most likely increase.
d. The population would not reproduce asexually.
e. No gametes would be produced
c
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Bacteria are grown in 15N (heavy) medium and then transferred to 14N (light) medium and are allowed to replicate for 2 generations. The DNA is subsequently isolated and centrifuged in a CsCl2 gradient to yield what type of gradient band(s)?
A. one heavy band. B. one light band. C. one half-heavy (intermediate to heavy and light) band. D. one heavy and one half-heavy band. E. one light and one half-heavy band.
Which discipline is most directly applicable to most pharmaceutical drug trials?
a. genomics b. metabolomics c. proteomics d. systems biology
Name each of the three polypeptides of troponin chains and identify what each binds to
________ binds to ________ ________ binds to ________ ________ binds to ________ Fill in the blank with correct word.
The characteristic brown, blue-green, pink, or other tints of ascomycetes are due to the color of their
__________. a. mycelia b. hyphae c. conidia d. sporangia e. ascospores