<span>There are three major groups of mammals, categorized on the basis of their method of reproduction. Monotremes lay eggs to have children instead of having the mother bear them. The second type of mammal is the marsupial, which are non-placental animals who carry their young in their pouches. Eutherians are the third group who are placental mammals.</span>
Answer:
The answer is D. I hope this was helpful!
Explanation:
<span>One type of organisms known as sponges have collar cells that trap food and ingest it by ___ or by the enzymes of lysosomes. The word that would best complete the sentence is "phagocytosis". This is also most commonly known as the food-eating that is the process of engulfing food. </span>
Plants and animals are multicellular (which means many) and Unicellular means only one cell. Please mark as brainliest answer if it helped