Should be the Gene expression
Answer: They were most likely communicating with each other.
Explanation:When whales communicate they make sounds .This is called ecolocation
Does not absorb moistures: Man-made fibres do not absorb sweat, trapping heat in our body. Rough feel: Man-made fibres may give the rough feel, making it unsuitable for pyjamas, underwear, etc. Some individuals are often prone to skin allergy, because of the dermatological action of Man-made fibres.
Answer:
A substance that releases hydrogen ions in water.; A substance that tastes sour.; A substance with a pH below 7.
Explanation:
An acid reacts with water releasing Hydrogen ions, this leads to a decrease in pH, below neutral or 7. The Hydrogen ions also give a sour taste.