A Swim Bladder is not present in cartilaginous fishes. Also called a fish maw or gas bladder the swim bladder is a gas-filled bladder that allows many bony fish to control their buoyancy by filling or releasing gas form the bladder. This allows them to change bouyancy without wasting metabolic energy by swimming.
The best and most correct answer among the choices provided by the question is the second choice or letter B "<span>OIs are more frequent in the earlier stages of HIV. "</span><span>
</span> Infections<span> that take advantage of weakness in the immune defenses are called “</span>opportunistic.” The phrase “opportunistic infection” is often shortened to “OI<span>.”</span>
I hope my answer has come to your help. God bless and have a nice day ahead!
if they did something wrong while doing it: for example, if they were supposed to make your future baby's hair pink but instead it made your baby be bald forever, this will be very harmful to the communities. they will lose a lot of money and receive lots of hate.
hope this helps. :)
stay safe, happy, and healthy! have a great day.
