To Lock Certain Cells in a Worksheet to Protect Them,select

question 20

True/False

To lock certain cells in a worksheet to protect them,select the cells,then click Home tab > Alignment group > Format Cells popup window > Protection tab > (select)Locked check box > OK to close the popup window.Then click on Review tab > Changes group > Protect Sheet.

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Definitions:

Mutations

Changes in the DNA sequence of an organism's genome, which can lead to diversity within species but also cause diseases.

DNA

Deoxyribonucleic acid, a molecule that carries the genetic instructions used in the growth, development, functioning, and reproduction of all known living organisms.

Atmospheric Oxygen

The oxygen gas (O2) present in the Earth's atmosphere, essential for the respiratory processes of most living organisms.

Photosynthesizing Bacteria

Microorganisms that convert light energy into chemical energy through the process of photosynthesis.