The effects of a deficiency of vitamin d are most readily observed in the

Solution:

In children, it is easily found it can cause rickets. Rickets is a rare disease that causes the bones to become soft and bend.  In adults, severe vitamin D deficiency leads to osteomalacia. Osteomalacia causes weak bones, bone pain, and muscle weakness.

It happens due to the lack of Calcium.

as the gila monster consumes the eggs or young of the desert cottontail and gambel's quail, thus its main food supply is only accessible for a restricted time duration every year. however, for this, the gila monsters exhibit three adaptations, which elevate their survival rate in the desert condition.  

first, is that they possess huge bodies, and can consume greater concentrations of food during a small period. secondly, they require to feed infrequently as they can accumulate fat in their tails. ultimately, their rate of metabolism is very low, so that they can burn their reservoirs of fat gradually.  

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.