Answer:
Incubation period
Explanation:
The incubation period is the time period between the entry of pathogen into the host body and the appearance of signs and symptoms. Chickenpox is caused by varicella-zoster virus that has an incubation period of 10-23 days after which the symptoms of the disease appear.
The virus must have spread from the infected nephew two weeks ago but did not cause any sickness until now due to the incubation period.
There are several places where plants store food, the most common being in the roots or in their fruit.<span> One way of knowing where the food stores are is by observing which parts of the plant are eaten by animals.</span>
Answer:
Proteins are large, complex molecules that play many critical roles in the body. They do most of the work in cells and are required for the structure, function, and regulation of the body's tissues and organs.
These proteins provide structure and support for cells. On a larger scale, they also allow the body to move
Explanation:
A team of scientists is working to formulate a drug that can treat children who are diagnosed with gigantism. Gigantism is caused by the excess production of growth hormone by the pituitary gland present in the fore-brain. Growth hormone in turn signals the liver to produce a second harmone, Insulin-like Growth Factor-1 (IGF-1). The growth hormone and IGF-1 together tell the cells in the muscles, bones and skin to increase their number. Hence the possible effect of the administered drug will be to decreases the secretion of substances from the pituitary gland that cause growth.