Answer:
The correct answer is - option A. They evolved separately as they moved north and became two separate species
Explanation:
Greenish warbler is a leaf warbler present in many regions in the world and shows migration in winters in the Indian region. The main region of the migration is Tibetan Plateau.
They migrated from the southern part of these birds range and moved north and evolved separately from the main species and become two distinct species due to their geolocation and environment change.
<span>Endocrine glands release chemical substances directly into the bloodstream or tissues of the body.The chemical substances released by the endocrine glands are known as hormones.
Exocrine glands release chemical substances through ducts to outside the body or onto another surface within the body.</span>
The appropriate response is a pigment component. Pigment are in charge of a large portion of the lovely hues we find in the plant world. Colors have frequently been produced using both creature sources and plant separates. A portion of the colors found in creatures has likewise as of late been found in plants.
DNA replication is the process by which two DNA molecules are produced from one parent DNA molecule. DNA replication is semi conservative, this implies that, each strand in the double helix DNA molecule act as a template for the synthesis of a new, complimentary DNA strand. Because semi conservative method has a DNA template that is already accurately formed, the probability of having errors in the newly formed strand is drastically reduced.