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TLS Online TPP Program

#Question id: 11954

Folic acid supplements have become especially important for pregnant women because ________.

#Unit 7. System Physiology – Animal
  1. folic acid supplies vitamins that only pregnant women can use
  2. the fetus makes high levels of folic acid

  3. folic acid deprivation is associated with neural tube defects in a fetus

  4. folic acid deprivation is a cause of heart abnormalities in a newborn
More Questions
TLS Online TPP Program

#Question id: 3920

#Unit 3. Fundamental Processes

The genes that encode proteins are transcribed by RNA polymerase __.
TLS Online TPP Program

#Question id: 3921

#Unit 3. Fundamental Processes

Which observation is not evidence that supports the theory that mitochondria and chloroplasts originate from symbiotic bacteria?
TLS Online TPP Program

#Question id: 3922

#Unit 3. Fundamental Processes

The σ70 subunit in E. coli RNA polymerase acts as a/an __.
TLS Online TPP Program

#Question id: 3923

#Unit 3. Fundamental Processes

The transcription of __ RNA accounts for most of the transcriptional activity of a cell.
TLS Online TPP Program

#Question id: 3924

#Unit 3. Fundamental Processes

Characteristics of ligands involved in transcription include:
TLS Online TPP Program

#Question id: 3925

#Unit 3. Fundamental Processes

Constitutive genes