The relationship between the hermit crabs and the snails is A.commensalism
Why? Commensalism refers to a relationship where one organism benefits from the other without affecting it. In this case, the hermit crab benefits from the snails, via the latter's discarded shells. The crab's use of the snails' shells has no impact on the snails.
Answer:
<em>fragile X syndrome </em>
Explanation:
<em>FMR1 gene mutations</em><em> trigger fragile X syndrome.</em>The gene FMR1 offers instructions on how to make a protein called FMRP.
This gene helps to control the output of other proteins and plays a part in the growth of synapses that are specific nerve cell connections.
It creates a <em>variety of developmental issues including intellectual disabilities and cognitive impairment.</em> This disease usually affects males more significantly than women.
Answer:
According to the law of conservation of matter, matter is never created or destroyed but it can change from one form to another. Most of the biomass in a food web gets converted at each trophic level and it no longer remains apart of the food web. Most of the biomass is released into the atmosphere in the form of heat and hence cannot be transferred to the other trophic level. Also, matter is used up by the organism itself and converted into different forms. Most of the matter might get accumulated in the soil when the organisms of a trophic level die.
I think it is repeatable, testable, observable