Study the list of organisms below and use them to answer the questions.
I-Hydra
II-Owl
III-Snake
IV-Snail
The arrangement of the organisms in order of increasing complexity is

Study the list of organisms below and use them to answer the questions.
I-Hydra
II-Owl
III-Snake
IV-Snail
The Phylum of the organism labeled IV is

Placentation in fruits is referred to as the

Which of the following characteristics shows discontinuous variation in plants?

An example of a process that involves osmosis is the