Answer:
They have some prokaryotic cells though they are being regarded as eukaryotes.
Explanation:
Cells are the basic functional unit of life
Eukaryotic cells have membrane bound nucleus while prokaryotic cells don’t have this.
The body of the tiger consists of different types of cells such as nerve cells, muscle cells, olfactory cells, digestive cells etc. An aggregation of these cells is what makes up the different types of systems ( digestive system, nervous system).
Though animals and human beings are widely regarded as eukaryotic they still possess some cells in the body which are prokaryotic. These prokaryotic cell include cilia which line the respiratory system.
The options were not well-ordered, it should be options A to E.
Answer: The correct answer is that the pancreas releases insulin.
Explanation:
Whenever the blood glucose level is high, the pancreas responds by releases insulin, a hormone secreted by its beta cells, and responsible for the regulation of blood sugar level by
- signalling cells of the muscle and liver to store excess blood glucose as GLYCOGEN until energy need arises.
Unlike insulin, when blood glucose levels is low, Glucagon is released also by pancreas to stimulates glycogen breakdown to raise glucose levels
A chromosomal rearrangement is a mutation that’s a type of chromosome abnormality involving change in the structure of the chromosome
C, glycosis breaks down glucose of enzymes
It was probably because when a area had too much pollution, they could easily migrate away somewhere else by flying, while humans have to stay everywhere. Another reason could've been that birds can adapt to places quicker than other animals.
Hope it helps!