Please capitalize where necessary: the mycotoxin aflatoxin from some aspergillus fungi is one of the strongest toxins in the world. it is not produced, however, until the temperature reaches 25 degrees c (77 degrees fahrenheit).
A: The mycotoxin aflatoxin from some aspergillus fungi is one of the strongest toxins in the world. It is not produced, however, until the temperature reaches 25 degrees C (77 degrees Fahrenheit).

Q: first, create a username and a password for yourself by typing it into the appropriate boxes.

A: First, create a username and a password for yourself by typing it into the appropriate boxes.

Q: the well padded backrest can be inclined in 7 positions from -15 to 75 degree; the seat is also variable in 3 levels.
A: The well padded backrest can be inclined in 7 positions from -15 to 75 degree; the seat is also variable in 3 levels.

Problem: perhaps no other decade has contributed more to the development of the truck than the 1950s. petrol engines and rudimentary pre-chamber-combustion diesel engines were superseded by efficient direct-injection diesel engines.
Can you repeat this sentence, but capitalize it?
Answer: Perhaps no other decade has contributed more to the development of the truck than the 1950s. Petrol engines and rudimentary pre-chamber-combustion diesel engines were superseded by efficient direct-injection diesel engines.

Text: in spite of that, i consider bali as a "must" for first time visitors to indonesia.

Correct capitalization: In spite of that, I consider Bali as a "must" for first time visitors to Indonesia.

Text: 45 but he went out, and began to publish it much, and to blaze abroad the matter, so that jesus could no more openly enter into the city, but was without in desert places: and they came to him from every quarter.

Correct capitalization:
45 But he went out, and began to publish it much, and to blaze abroad the matter, so that Jesus could no more openly enter into the city, but was without in desert places: and they came to him from every quarter.