Text: after his death, the cult of aten was quickly abandoned, then the pharaohs tutankhamun, ay and horemheb removed all mention of akhenaten's heresy, now known as the amarna period.

Correct capitalization: After his death, the cult of Aten was quickly abandoned, then the pharaohs Tutankhamun, Ay and Horemheb removed all mention of Akhenaten's heresy, now known as the Amarna period.

Text: they are linked to the reception, while video, speech and call signals are also transmitted to two isdn telephones in other parts of the building via the telephone network.

Correct capitalization: They are linked to the reception, while video, speech and call signals are also transmitted to two ISDN telephones in other parts of the building via the telephone network.

Text: by this time she was thinking that she would like to complete the ph.d. course she had started, but no university within travelling distance offered mathematical logic at doctoral level.

Correct capitalization: By this time she was thinking that she would like to complete the Ph.D. course she had started, but no university within travelling distance offered mathematical logic at doctoral level.

Text: cholesterol reduction is often aided by the addition of medications which may not only lower cholesterol levels, but may offer protection against future heart attacks.

Correct capitalization:
Cholesterol reduction is often aided by the addition of medications which may not only lower cholesterol levels, but may offer protection against future heart attacks.