Population density is the number of individuals per unit area. To calculate the population density, number of individuals is divided by the size of the area. Therefore, in the given question Population Density = Number of mice / garden area. The number of mice is 168 and area of the garden is 12×7 = 84 square meter. Thus, population density of mice = 168/ 84 = 2
Asexual reproduction is best suited for organisms in a stable environment.
Answer:
Sex linked is a trait in which a gene is located on a sex chromosome. In humans, the term generally refers to traits that are influenced by genes on the X chromosome. This is because the X chromosome is large and contains many more genes than the smaller Y chromosome.
The autonomic nervous system<span> plays an essential </span>role<span> in </span>keeping the body'sinternal environment (temperature, salt concentration, blood sugar, oxygen and carbon dioxide level in blood, etc) in proper balance, a condition calledhomeostasis<span>. ... These and other </span>body<span> actions are controlled by the autonomic</span>nervous system<span>.
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