A small circular molecule of DNA that is not necessary for survival and reproduction in prokaryotes is called a

Select all the TRUE statements about Gram-negative bacteria.

Which of the following pairs are the best examples of analogous structures?

You have discovered an interesting new organism while examining the surface of a 2×4 piece of wood. Which of the following criteria will allow you to classify the organism as belonging to Bacteria but not Archaea or Eukarya?

For a gene to act as a molecular clock, it must have which one the following traits?

Which of the following characteristics would allow a bacterium to adhere to a human intestinal lining?

Dre’s car engine runs at . On a day when the outside temperature is , he turns off the ignition and notes that 1 minute later, the engine has cooled to . What formula – y(t), will represent the temperature of the engine at time ?

Type the scientific name of humans.

All bacteria that currently exist are: 

Chemoautotrophs use ______.