In the Past,the Moon Was Closer to Earth,and the Differences

question 4

Multiple Choice

In the past,the Moon was closer to Earth,and the differences in the heights of the ocean at high and low tides were:

• A) the same.
• B) larger.
• C) smaller.
• D) tides were nonexistent in the past

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Definitions:

Francis Crick

A British molecular biologist, biophysicist, and neuroscientist, known for co-discovering the structure of DNA.

Southern Blotting

Southern blotting is a molecular biology technique used to detect specific DNA sequences within a DNA sample by transferring DNA from a gel to a membrane and then probing it with a DNA probe.

Nitrocellulose Filter

A porous sheet made from nitrocellulose used in various laboratory applications, such as filtering particles or for blotting techniques in molecular biology.

DNA

Deoxyribonucleic acid, or DNA, is the molecule containing genetic directives crucial for the growth, development, activity, and reproduction in all identified living organisms as well as numerous viruses.