The Pacific white-sided dolphins are well adapted to live in their environment. Two adaptations of the dolphins are:
1. Perfect Swimmers: The Pacific white-sided dolphins are perfect swimmers and they swim extremely well. they are very fast swimmers.
2. Sleeping with half a mind: Dolphins do not sleep completely. Half of their minds are always awake and they are attentive even when sleeping. This helps them from drowning in water.
Answer:
D.
Explanation: A population bottleneck is an event that drastically reduces the size of a population. The bottleneck may be caused by various events, such as an environmental disaster, the hunting of a species to the point of extinction, or habitat destruction that results in the deaths of organisms.
Correct answer is "Species" is the lowest taxonomic rank, rank is the level of an organism or groups of organisms in taxonomy hierarchy.
Species is basic unit of biological classification which contains the fewest number of organisms and this makes it most specific.
Species which have the same ancestors are placed in one rank called genus.
Taxonomic ranks in order (from the biggest to the smallest) :)
-Domain
-Kingdom
-Phylum
-Class
-Order
-Family
-Genus
-Species
Answer:
Less oxygen in the water
Explanation:
Algal blooms deplete the earth of oxygen
Answer:
The estimated five-year survival rate for patients whose melanoma is detected early is about 99 percent. The survival rate falls to 65 percent when the disease reaches the lymph nodes and 25 percent when the disease metastasizes to distant organs.
Explanation: