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TLS Online TPP Program

#Question id: 4131

Aminoacyl-tRNA synthetases (amino acid activating enzymes):

#Unit 3. Fundamental Processes

  1. “recognize” specific tRNA molecules and specific amino acids.

  2. in conjunction with another enzyme attach the amino acid to the tRNA.

  3. interact directly with free ribosomes.

  4. occur in multiple forms for each amino acid.

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TLS Online TPP Program

#Question id: 6970

#Unit 5. Developmental Biology

Neural crest cells will become:
TLS Online TPP Program

#Question id: 6971

#Unit 5. Developmental Biology

Neural crest cells taking the dorso-lateral route will become:
TLS Online TPP Program

#Question id: 6972

#Unit 5. Developmental Biology

Sodium ions influx and passive water movement result in fluid-filled blastocoel in __________embryos.
TLS Online TPP Program

#Question id: 6973

#Unit 5. Developmental Biology

Which of the following cells would be considered differentiated?
TLS Online TPP Program

#Question id: 6974

#Unit 5. Developmental Biology

Where are the stem cells that renew the epithelium of the gut found?
TLS Online TPP Program

#Question id: 6975

#Unit 5. Developmental Biology

Which one of the following genes was NOT part of transcription factors used to generate induced pluripotent stem (iPS) cells from mouse skin fibroblasts?