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TLS Online TPP Program

#Question id: 265

Changes in the topology and three-dimensional shape of B-DNA can result from

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. cleaving nucleotides from the ends of DNA

  2. adding or removing supercoils

  3. methylation of the nitrogenous bases

  4. packaging of DNA into nucleosomes

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TLS Online TPP Program

#Question id: 2320

#Unit 2. Cellular Organization

What organelle temporarily stores or transports substances within the cell?
TLS Online TPP Program

#Question id: 2321

#Unit 2. Cellular Organization

The endosymbiont theory proposes that chloroplasts and mitochondria evolved from ________ and were engulfed by larger ________.
TLS Online TPP Program

#Question id: 2322

#Unit 2. Cellular Organization

The gelatinous fluid inside the nucleus is called
TLS Online TPP Program

#Question id: 2323

#Unit 2. Cellular Organization

Prior to replication the DNA in the nucleus is in the form of a tangled mass called
TLS Online TPP Program

#Question id: 2324

#Unit 2. Cellular Organization

Bacterial DNA is located in:
TLS Online TPP Program

#Question id: 2325

#Unit 2. Cellular Organization

Which of the following is found in BOTH prokaryotic and eukaryotic cells?