<h3><u>Answer;</u></h3>
2.It serves as the final acceptor for electrons from the electron transport chain.
<h3><u>Explanation;</u></h3>
- Cellular respiration is the process by which glucose or other organic compounds such as fructose are broken down to generate energy in the form of ATP, that is required to drive cellular or body processes.
- Cellular respiration takes place in the presence of oxygen and occurs in three stages, namely; glycolysis, kreb's cycle and electron transport chain. The end products of cellular respiration is energy in the form of ATP, and water and carbon dioxide as a byproduct.
- The oxygen consumed during cellular respiration is directly involved in accepting electrons at the end of the electron transport chain
Autotroph can make their own food with the help of inorganic materials and sunlight, whereas Heterotroh depends on autotroph for their needs
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<span>The question says, a scientist is carrying out replication of DNA artificially in her laboratory. What will she use to join the gaps on the DNA strand? They correct option is DNA ligase. DNA ligase is the enzyme which specializes in facilitating the joining of DNA strands by catalysing the formation of phosphodiester bonds.</span>
Answer:
Cell division is necessary for an organism to repair damaged tissues, heal and regenerate, grow organisms, and reproduce.
Explanation: