A mood disorder
Mood disorders are illness in
which an individual experiences serious change in mood or emotions. An
individual with this disorder may feel sad or empty. Depression is the common
feature of mood disorder. Major depressive disorder, bipolar disorder, persistent
depressive disorder and seasonal affective disorder are all illnesses under
mood disorders. For the question given above, Elaine is most likely suffering
from a mood disorder.
Pyramid biomass
<span>Pyramid biomass shows how energy are passed at
each tropics level and it is a graphical representation that shows the extents of
biomass per unit area at different tropic level with an ecological system. Also,
biomass is the food available for the next tropic level in a food chain and
they can be used as a source of renewable energy. </span>
Answer:
Cell–cell interaction refers to the direct interactions between cell surfaces that play a crucial role in the development and function of multicellular organisms. These interactions allow cells to communicate with each other in response to changes in their microenvironment.
The arctic environment is deathly cold, hence the thick blubber on animals so they can handle freezing temperatures
I think the answer is d ... hope this helps