What DNA site can increase the transcription rate of a gene that may be thousands of base pairs away?

a. transcription factor
b. silencer
c. enhancer
d. activator
e. transcription increaser


c

Biology & Microbiology

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Cells that undergo apoptosis are essential to the organism throughout their life

Indicate whether the statement is true or false.

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Genetic divergences may ultimately lead to

a. new variations. b. new species. c. new gene frequencies. d. new competition. e. new alleles

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Muscle fibers (muscle cells) are filled with myofibrils which in turn are filled with the contractile filaments myosin and actin.

a. true b. false

Biology & Microbiology

Recent phylogenetic analysis has provided evidence to justify classifying microsporidians as fungi.

Answer the following statement true (T) or false (F)

Biology & Microbiology