The rules of base pairing explain the phenomenon that whatever the amount of adenine (A) in the DNA of an organism, the amount of thymine (T) is the same (Chargaff's rule). Similarly, whatever the amount of guanine (G), the amount of cytosine (C) is the same.
Answer:
Explanation:
The population density of an area is a demographic tool used to measure the number of organisms or individuals in a particular area.
It is expressed as;
Population density =
The unit is expressed as organisms/km²
An area with a high population density is often not desirable as it can lead to pressure on amenities and infrastructure.
Sneezing causes the release of endorphins, which are hormones that trigger the brain's pleasure center, thus giving us a brief “feel good” effect
Answer:
Ray finned fish are also classes of tilapia