Answer:
X. Mechanisms and habits that include limit water loss.
Explanation:
Many mammals that live in dry ecosystems tend to have above adaptations because there is a shortage of water in these areas. And of course water is the most essential thing for survival.
For 1 through 4, you can look that up on google because their definitions are pretty decent.
5. is speeding up (acceleration)
6.slowing down or turning
7.speeding up
those are the only ones i somewhat know
They have a greater frequency of harmful genes
Vinegar, t<span>he acetic acid is produced by the fermentation of ethanol by acetic acid bacteria.</span>