The morula can be described as an embryo consisting of a(n) hollow sphere of cells. Indicate whether the statement is true or false
False - solid
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Which of the following is NOT an accomplishment of Louis Pasteur?
A) determined that the alcohol-making process was mediated by microbial fermentation and thus refuted the theory of spontaneous generation B) developed enrichment culture techniques C) developed heat sterilization techniques that involved the creation of a specialized swan-necked flask D) developed the first rabies vaccine and treated thousands of individuals
The region of a prokaryotic cell where the bacterial chromosome (DNA) is located in the
A. cell membrane. B. nucleus. C. cell wall. D. nucleoid. E. ribosome.
To function as a repressor-binding site, the iron response element (IRE) must be in the first 70 nucleotides of the ferritin mRNA. This suggests that protein binding to this IRE
a. regulates message degradation. b. interferes with the 5? cap binding to the ribosome. c. blocks the translation start site. d. inhibits the binding of EF-Tu.
An advantage of sexual reproduction over asexual reproduction is that sexual reproduction
A) takes less time B) requires more time C) provides genetic diversity D) produces identical offspring