Add a comma or semicolon if needed. Otherwise, submit the text without any additional punctuation. We now know that life can exist in much harsher environments than previously believed ( ADD HERE IF NEEDED) consequently, it is possible that extraterrestrial life forms live in places once thought uninhabitable.

We now know that life can exist in much harsher environments than previously believed; consequently, it is possible that extraterrestrial life forms live in places once thought uninhabitable.

The answer includes a colon because colons sometimes take the place of a period. A comma just enhances pauses so there aren't run on sentences. With a comma, the sentence would be an error.

Glad I could Help! Feel free to mark as brainliest!

it is a hope this 's

one context clue that me find the meaning of luxuriance was that the base word of luxuriance is luxury, so i think that luxuriance means something that is luxury, or something luxurious.