The whale's flipper and tail flukes and fish fins are analogous structure as they have different structural formation but they perform the same function.
Flipper and tails are locomotory organs in the whale and helps the whale in propelling similarly fins in the fish assist the fish in swimming. Both the strcutures have evolved differently and are made of different materials.
Answer;
Oxygen or an oxidizing agent to receive electrons must be present for oxidation to occur in chemical reactions.
Explanation;
Oxidation entails the loss of electrons from these molecules, causing them to become unstable and highly reactive and leading to their eventual reaction with and damage of cell components such as membranes.
-In redox reaction; The ion or molecule that accepts electrons is called the oxidizing agent; by accepting electrons it causes the oxidation of another species. Conversely, the species that donates electrons is called the reducing agent; when the reaction occurs, it reduces the other species.
A liverwort is a flowerless, spore-producing plant.
The answer would be: <span>neuregulin 1
</span>Schizophrenia is a psychiatric disease that involves symptoms related to brain inability to understand reality. Neuregulin 1 or NRG1 found to be linked with schizophrenia. Neuregulin 1 has a role in the neurobiological function and some of it related to the pathophysiology of the schizophrenia.