Question

3. Fill in the blanks.

The two prokaryotic domains of life, the ________________________ and the _______________________, do not

have nuclei.

The organisms that produced most of the oxygen in the atmosphere of the early earth are called

______________________.

The first person to microscopically observe and describe bacteria was _________________________________.

4.Fill in the blanks.

When __________________ carry out respiration, they transfer _________________ from organic compounds to

terminal electron acceptors.

Phototrophs use energy from _____________________ to move electrons and generate a ___________________

force.

Answer 1