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TLS Online TPP Program

#Question id: 300

Hydrogen bonding occurs in molecules when ___________________.

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. a hydrogen atom forms a covalent bond with another atom.

  2. a hydrogen atom in a molecule forms a bond with any atom.

  3. a hydrogen atom forms an ionic bond with another atom on an adjacent molecule.

  4. a hydrogen atom bonded to F, O or N is attracted to an electron pair on a F, O or N atom on an adjacent molecule.

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TLS Online TPP Program

#Question id: 2284

#Unit 2. Cellular Organization

Because they have chloroplasts for energy production, plant cells
TLS Online TPP Program

#Question id: 2285

#Unit 2. Cellular Organization

Assuming all other factors to be the same, electron microscopes have greater resolving power than light microscopes because.
TLS Online TPP Program

#Question id: 2286

#Unit 2. Cellular Organization

Bacterial flagella propel the cell by using
TLS Online TPP Program

#Question id: 2287

#Unit 2. Cellular Organization

Which characteristic do eukaryotic and prokaryotic flagella have in common?
TLS Online TPP Program

#Question id: 2288

#Unit 2. Cellular Organization

Proteins lacking a signal peptide sequence will probably found in
TLS Online TPP Program

#Question id: 2289

#Unit 2. Cellular Organization

According to the endosymbiotic theory, which organelles form from engulfing of cyanobacteria