The modern synthesis theory of evolution explains Darwin’s observations of variation among

offspring in terms of amino acid substitutions.
__________________ Indicate whether the statement is true or false.


F, nucleotide

Biology & Microbiology

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In eukaryotes, general transcription factors _____

A) are required for the expression of specific protein-encoding genes B) bind to other proteins or to the TATA box C) inhibit RNA polymerase binding to the promoter and begin transcribing D) usually lead to a high level of transcription even without additional specific transcription factors E) bind to sequences just after the start site of transcription

Biology & Microbiology

After a haploid spore germinates, if then complete mitosis, forming hyphae. The resulting hyphae are

A. diploid. B. dikaryotic. C. zygotes. D. gametes. E. haploid.

Biology & Microbiology

Lethal mutations can be recovered in bacteria if they are ________.

A. active B. conditional C. dominant D. None of the choices are correct.

Biology & Microbiology

Which of these is not a characteristic of Klinefelter syndrome?

A) underdeveloped testes B) long limbs C) low testosterone levels D) XXY genotype E) web of skin between the neck and shoulders

Biology & Microbiology