Answer and Explanation:
Platyhelminthes are mostly worm like organisms that are dorsoventrally flattened, meaning they look like a leaf and this is why they are coined names like the Tapeworm, Flatworm, Fluke and Planarian.
Most Platyhelminthes are parasites on other animals but only the Turbellarians are mostly non-parasitic. A few species are commensalists, or mutualists living with other larger organism.
They are classified into:
- Class Turbellaria
- Class Monogenea
- Class Trematoda
- Class Cestoda
Answer:
Hypothesis
Explanation:
A hypothesis is an educated guess, based on evidence provided by the initial question the scientist had. I hope I helped you:)
It seems that you have missed the given options for this question, but anyway, here is the answer. We are constantly bombarded by a variety of stimuli inside and outside of our bodies but we are not overwhelmed by sensory information because a<span> very tiny percentage of incoming sensory information is received by the cerebral cortex. Hope this helps.</span>
The answer is crossing over. it occurs in only meiosis