Introduction:
The animals differ from other types of organisms, such as plants,
Answer to Problem 1FIB
Correct answer:
Animals obtain energy by consuming other organisms; they generally reproduce sexually, and their cells lack cell walls.
Explanation of Solution
The process, in which organisms of acquiring nutrients from other living organisms is heterotropism. This is seen in animals and fungal species. This occurs by eating other animals. The mode of reproduction in animals is a sexual reproduction. The gametes are formed in different sexes and their fusion leads to the formation of the new individual. The animal cells do possess cell membrane but not have a cell wall.
The animal cells lack cell walls, reproduce sexually, and acquire nutrients from other organisms.
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