Answer:d.) protozoa
Explanation:protozoa is a unicellular eukaryotic organism that belongs to kingdom protista. Protozoans depends on other organism for there food because they do not produce there own food. Some protozoa can be parasitic in nature.
Example of protozoa is amoeba.
<span>The nurse should advice the parent on how they can quickly administer first aid because the distance between the home of the child and the hospital might be far and anything can happen before the child gets to the hospital for proper medical attention. Firstly, the parent should make sure that the item that might have lead to the poisoning far from the child and encourage the child to spit it out or have such items removed by using finger. The parent need to show the item to the doctors when she gets to the hospital so that the right diagnosis can be sort for immediately. The parent should however not force the child to vomit as this might lead to complications . If the child is not breathing the parent should patiently wait for emergency help from 911 to arrive</span>
Folds, wrinkles, etc!
by folding the membrane of an organelle, surface area is optimized while volume remains the same. that is why mitochondria looks folded on the inside when you see pictures of it. the higher the surface area to volume ratio, the more efficient the organelle.
A contractile vacuole works just the same as the name suggests, in that it expands and contracts. The point of the contractile vacuole is to pump water out of the cell through a process called osmoregulation, the regulation of osmotic pressure. It occurs in freshwater protists, but mainly in the kingdom Protista as a whole.
