Answer:
abilities, gender, race and culture etc
D. ; Eukaryotic cells are bigger, younger, and more complex
Answer:
Option-A
Explanation:
Hunger is the sensation felt by the advanced organisms which show that the organisms now have to eat to survive. The feeling of hunger is generated when the vagal nerves from the gastrointestinal tract to the CNS.
The feeling of hunger is not psychological but is a physiological process that is controlled by the brain and the main neuron nucleus of the brain which controls the appetite of humans lies n the hypothalamus. The hypothalamus controls the opioid receptors and neurotransmitter which controls the appetite.
Thus, Option-A is the correct answer.
A double circulatory system is composed of a <u>PULMONARY </u>circuit and a(n) <u>SYSTEMIC </u>circuit
Pulmonary circulation means where blood goes to lungs to get purified and exchange gases, i.e. CO2 is released into the lungs and oxygen is taken into the blood.
Systemic circulation is between heart and entire body, where oxygen is supplied to every cell of the body and CO2 is absorbed.